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Wang, T., Wang, H., Yang, T., Jane, S., Huang, T., Wang, C., & Lin, Y. (2015). The effect of abdominal massage in reducing malignant ascites symptoms. Research in Nursing and Health, 38, 51–59. 

Study Purpose

To evaluate the effect of abdominal massage on reducing ascites, pain, and other ascites-related symptoms

Intervention Characteristics/Basic Study Process

Gentle abdominal massage consisting of straight rubbing, point rubbing, and kneading was provided by a trained nurse practitioner (NP) for 15 minutes, twice a day (7–8 am and 4–5 pm) for three consecutive days. Control participants received social attention by the same NP who delivered the massage. The NP followed a script during the interaction exploring the patient’s feelings and thoughts and providing information about treatment. Symptoms and body weight were measured in the morning for four successive days (pre- to post-test).

Sample Characteristics

  • N = 80
  • MEAN AGE = 59.11 years (SD = 11.05 years)
  • MALES: 66%, FEMALES: 34%
  • KEY DISEASE CHARACTERISTICS: Stage IV cancer; had not received chemotherapy in the preceding month; most common type of cancer was liver followed by colorectal, gastric, and pancreatic
  • OTHER KEY SAMPLE CHARACTERISTICS: 54% of the patients had mild ascites, 28% were moderate, and 18% were severe as defined by the Moore and Aithal grading system

Setting

  • SITE: Single site
  • SETTING TYPE: Inpatient
  • LOCATION: Northern Taiwan

Phase of Care and Clinical Applications

  • PHASE OF CARE: End of life care
  • APPLICATIONS: Palliative care 

Study Design

Randomized, controlled trial using repeated measures

Measurement Instruments/Methods

  • Symptoms were measured using the Edmonton Symptom Assessment System–Ascites Modification (ESAS-AM).
  • Body weight was measured with a scale.
  • A blinded assessor collected the data.

Results

There was no significant change in pain, tiredness, nausea, drowsiness, poor appetite, shortness of breath, mobility limitation, or body weight among patients who received massage. The intervention group did experience a significant improvement in depression (p = 0.003), anxiety (p = 0.002), poor well-being (p = 0.001), and perceived abdominal bloating (p < 0.001). These symptoms improved gradually over time for the intervention group, but slightly increased over time for the control group. No massage-related adverse events occurred.

Conclusions

Abdominal massage did not improve pain in this study; however, this may be related to the low level of pain among patients at baseline. Massage improved depression, anxiety, well-being, and perceived abdominal bloating. Additional study is needed with larger groups of patients with malignant abdominal ascites.

Limitations

  • Small sample (< 100)
  • Baseline sample/group differences of import
  • Findings not generalizable
  • Intervention expensive, impractical, or training needs
  • Other limitations/explanation: Patients were from one medical center. All the patients were randomized except patients in the same patient room who were assigned to the same group. The intervention group had more multiple-organ metastases, and this was controlled for in the analysis. In addition, the intervention group at baseline had significantly more nausea, poorer appetite, and more shortness of breath, but less drowsiness than the control group.

Nursing Implications

This non-invasive, inexpensive intervention was not effective in reducing pain for patients with abdominal ascites, but it may provide relief for other symptoms such as abdominal bloating, depression, anxiety, and poor well-being. After additional study, if this intervention is proved to be appropriate for pain management, nurses will need training on proper massage techniques.

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Wang, L., Gu, Z., Zhai, R., Zhao, S., Luo, L., Li, D., . . . Gao, C. (2015). Efficacy of oral cryotherapy on oral mucositis prevention in patients with hematological malignancies undergoing hematopoietic stem cell transplantation: A meta-analysis of randomized controlled trials. PloS One, 10, e0128763. 

Purpose

STUDY PURPOSE: To evaluate the effectiveness of oral cryotherapy in the prevention of oral mucositis (OM) for patients with hematologic malignancies undergoing hematopoietic stem cell transplantation (HSCT)
 
TYPE OF STUDY: Meta-analysis and systematic review

Search Strategy

DATABASES USED: PubMed and the Cochrane Library
 
KEYWORDS: Cryotherapy, oral cooling, mucositis, and stomatitis
 
INCLUSION CRITERIA: Randomized controlled trials (RCTs) that used oral cryotherapy in patients with hematologic malignancies undergoing HSCT were included. The type of transplant, conditioning regimen, and patient characteristics were not selected out. The primary outcomes were the incidence, severity, and duration of OM in each study. Secondary outcomes included the use of analgesia, length of hospitalization, and use of total parenteral nutrition (TPN). 
 
EXCLUSION CRITERIA: Non-RCTs; studies with patients with other diagnoses; studies without primary and/or secondary outcomes

Literature Evaluated

TOTAL REFERENCES RETRIEVED: 142
 
EVALUATION METHOD AND COMMENTS ON LITERATURE USED: Data bases were searched, and two independent researchers assessed the quality of the studies using the Cochrane Collaboration Reviewers’ Handbook. Studies were screened for bias based on standard guidelines. 

Sample Characteristics

  • FINAL NUMBER STUDIES INCLUDED = 8 (with one study used twice) 
  • TOTAL PATIENTS INCLUDED IN REVIEW = 458
  • SAMPLE RANGE ACROSS STUDIES: 23–122 patients
  • KEY SAMPLE CHARACTERISTICS: Patients with hematologic malignancies     

Phase of Care and Clinical Applications

PHASE OF CARE: Active antitumor treatment
 
APPLICATIONS: Elder care

Results

There were statistically significant decreases in the incidence of severe OM in patients who used oral cryotherapy (RR = 0.52, 95% CI = 0.27–0.99; I2 = 66.1%, p = 0.011). A subgroup meta-analysis revealed that this was true for patients receiving high-dose melphalan as a conditioning therapy (RR = 0.25, 95% CI = 0.08–0.78). The incidence of severe mucositis was less certain for other conditioning regimens (RR = 0.90, 95% CI = 0.64–1.27). The three studies that reported the duration of OM did not show statistical significance (SMD = -0.13, 95% CI = -0.41–0.15). The two RTCs that reported the length of analgesic use did not show a significant improvement (SMD = -1.15, 95% CI = -2.5–0.27). The length of use of TPN decreased in the two studies that reported data on TPN use (SMD = -0.56, 95% CI = -0.92– -0.19). The length of hospital admission was reported in three RCTs, and cryotherapy positively affected length of stay (SMD = -0.44, 95% CI = -0.76– -0.13).

Conclusions

Oral cryotherapy for patients with hematologic malignancies receiving HSCTs with high-dose melphalan decreased the incidence of severe OM. Cryotherapy also may be helpful for patients receiving other preparative regimens. Cryotherapy may decrease the duration of TPN usage and shorten hospital stay. Oral cryotherapy did not appear to affect on the length of analgesic use.

Limitations

Limitations of this study included the small number of RTCs and the small sample sizes of those RCTs. The methodologic quality of the studies might have resulted in bias.

Nursing Implications

Oral cryotherapy is a low-cost, easy modality that demonstrated efficacy in decreasing the severity of OM in patients with hematologic malignancies receiving HSCTs. Additional studies on the efficacy of cryotherapy with other conditioning regimens are needed.

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Wang, L., Baser, O., Kutikova, L., Page, J.H., & Barron, R. (2015). The impact of primary prophylaxis with granulocyte colony-stimulating factors on febrile neutropenia during chemotherapy: A systematic review and meta-analysis of randomized controlled trials. Supportive Care in Cancer, 23, 3131–3140. 

Purpose

STUDY PURPOSE: To assess the relative efficacy of granulocyte-colony stimulating factor (G-CSF) administered as a primary prophylaxis to patients with cancer receiving myelosuppressive chemotherapy
 
TYPE OF STUDY: Meta-analysis and systematic review

Search Strategy

DATABASES USED: PubMed, EMBASE, Science Citation Index, Cochrane Database of Systematic Reviews, Cochrane central register of controlled clinical trials, Database of Abstracts of Reviews of Effects, Health Technology Assessment Database, and the NHS Economic Evaluation Database plus manual searches of original publications (The search included publications from January 1990 to September 2013.)
 
KEYWORDS: Febrile neutropenia, filgrastim, G-CSF, lipegfilgrastim, meta-analysis, and pegfilgrastim
 
INCLUSION CRITERIA: Randomized, controlled trials that compared primary prophylaxis (PP) with filgrastim, pegfilgrastim, lenograstim, or lipegfilgrastim with a placebo, no G-CSF PP, or PP with a different G-CSF in adult patients receiving myelosuppressive chemotherapy for solid tumors or non-Hodgkin lymphoma
 
EXCLUSION CRITERIA: If patients had received G-CSF for established ​febrile neutropenia (FN), or different doses of the same G-CSF in each treatment arm, and if patients had leukemia or multiple myeloma, or bone marrow or peripheral-blood stem cell transplantation; studies also excluded if they were economic analyses, evaluated investigational or unapproved drugs, or were published in languages other than English

Literature Evaluated

TOTAL REFERENCES RETRIEVED: 4,790
 
EVALUATION METHOD AND COMMENTS ON LITERATURE USED: Two independent reviewers evaluated publications identified in the search and compared them to the search criteria for relevance. Disagreements were resolved by consensus (this process was not detailed). The data of interest were then extracted – these included protocol designs and patient, disease, and treatment characteristics. Statistic analyses included using an OR for febrile neutropenia incidence. For treatment effects, direct and indirect comparisons were made using mixed treatment comparisons (MTC) and ORs, and pairwise meta-analyses were calculated for conventional random effects. In addition, Bayesian statistics were applied for treatment effects as a posterior distribution. Finally, a full metaregression analysis and treatment effect with adjustment for relative dose intensity (RDI) was intended to be conducted; however, there weren’t enough data by group because of too much heterogeneity between studies for the RDI adjustment.

Sample Characteristics

  • FINAL NUMBER STUDIES INCLUDED = 27 (evaluated 30 trials in total)
  • TOTAL PATIENTS INCLUDED IN REVIEW = 6,037
    • Primary lipegfilgrastim compared to primary pegfilgrastim (two studies n = 306) 
    • Primary lipegfilgrastim compared to no primary G-CSF/placebo (one study n = 375) 
    • Primary lenograstim compared to no primary G-CSF/placebo (five studies n = 467)
    • Primary filgrastim compared to no primary G-CSF/placebo (11 studies n = 2,181) 
    • Primary pegfilgrastim compared to no primary G-CSF/placebo (five studies n = 2,060) 
    • Primary pegfilgrastim compared to primary filgrastim (six studies n = 647)
  • KEY SAMPLE CHARACTERISTICS: Adult patients who received myelosuppressive chemotherapy for solid tumors or non-Hodgkin lymphoma

Phase of Care and Clinical Applications

PHASE OF CARE: Active antitumor treatment

Results

Overall Findings
  • Primary prophylaxis using filgrastim, pegfilgrastim, lenograstim, and lipegfilgrastim were statistically significantly better than not using G-CSF or placebo for the reduction of FN risk. Across all chemotherapy cycles, pegfilgrastim was slightly better than lipegfilgrastim for reducing NF risk, but this finding was not significant.
Detailed findings
  • Using direct comparison, FN risk was significantly reduced following PP with pegfilgrastim, filgrastim, or lenograstim compared to no G-CSF PP or a placebo. 
  • Using indirect comparison, PP with pegfilgrastim or filgrastim significantly reduced FN risk compared to no G-CSF PP or a placebo.  
  • Using mixed-treatment comparison, PP with pegfilgrastim, filgrastim or lenograstim, significantly reduced FN risk compared to no G-CSF PP or a placebo. PP with pegfilgrastim significantly reduced FN risk compared to filgrastim PP. PP with lipegfilgrastim significantly reduced FN risk compared to no G-CSF or a placebo.
  • Using mixed-treatment comparison, PP with pegfilgrastim, filgrastim, and lipegfilgrastim significantly reduced FN risk in the first cycle and across all cycles of chemotherapy compared to no G-CSF or a placebo. PP with pegfilgrastim significantly reduced FN compared to filgrastim PP. No significant difference was found in FN risk during first cycle of chemotherapy using PP with either pegfilgrastim or lipegfilgrastim.
  • A meta-analysis of all cycles with adjustment of RDI could not be evaluated.

Conclusions

Prophylaxis with G-CSF reduces the risk for NF during myelosuppressive chemotherapy.

Limitations

  • More information could be obtained if the RDI adjustment could have been conducted.
  • There was some heterogeneity between studies, limiting the ability to evaluate relative dose intensities, number of chemotherapy cycles, and dose delays.
  • Detailed study characteristics were lacking.
  • The Bayesian method was appropriate to use as a prediction model but may not accurately capture true events.
  • Publication bias: No specific data comparing G-CSF effect and type of myelosuppressive regimen

Nursing Implications

Patients with cancer undergoing myelosuppressive chemotherapy are at risk for FN. Prophylaxis with G-CSF can reduce this risk for improved patient outcomes.

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Wang, Y. J., Boehmke, M., Wu, Y. W., Dickerson, S. S., & Fisher, N. (2011). Effects of a 6-week walking program on Taiwanese women newly diagnosed with early-stage breast cancer. Cancer Nursing, 34, E1–E13.

Study Purpose

To examine the effectiveness of an exercise program on quality of life (QOL), fatigue, sleep disturbances, exercise self-efficacy, exercise behavior, and exercise capacity in women with breast cancer.

Intervention Characteristics/Basic Study Process

Patients were randomly assigned to an exercise or usual care group. The exercise intervention was a six-week walking program based on modified exercise guidelines of the American Cancer Society and American College of Sports Medicine. This program included use of a heart rate ring monitor, pedometer, weekly telephone call, weekly meetings, and an exercise diary. Exercise was of low to moderate intensity (40%–60% maximum heart rate). In this program, patients did weekly goal setting and were given advice and information, and several specific strategies were described that were intended to boost self-efficacy. Patients were oriented to the exercise program prior to surgery, and exercise was begun within a few days after surgery. Data were collected 24 hours prior to surgery and at 24 hours prior to the first cycle of chemotherapy, 7 to 10 days after chemotherapy, and at the end of six weeks.

Sample Characteristics

  • The sample was comprised of 62 women. 
  • Mean age was 50.42 years (standard deviation = 9.64 years).
  • All patients had undergone mastectomy.
  • Of the patients, 36% had at least a college education, 80.6% were married, and 51.4% were working full-time.
  • All patients had stage I or II disease and were newly diagnosed.

Setting

  • Single site
  • Outpatient
  • Taiwan

Phase of Care and Clinical Applications

Patients were undergoing the active treatment phase of care.

Study Design

The study was a randomized, controlled trial.

Measurement Instruments/Methods

  • Functional Assessment of Cancer Treatment–General and Fatigue scales (FACT-G, FACT-F)
  • Pittsburgh Sleep Quality Index (PSQI)
  • Exercise Self-Efficacy Scale (EXSE)
  • Godin Leisure-Time Exercise Questionnaire
  • 6-minute walk test (6MWT)

Results

The pattern of change in QOL over time showed significant consistent improvement among those in the exercise group compared to usual care controls (p < 0.001). Patterns of change in sleep and sleep disturbance also showed significant improvement over time compared to controls (p < 0.006). The pattern of fatigue showed higher fatigue levels in the exercise group at all study time points. Average fatigue scores changed from 40.5 to 45.8 at week 6 in the exercise group and from 40.1 to 40 with usual care. Patients in the exercise group had significantly better exercise self-efficacy (p ≤ 0.001) and higher levels of exercise behavior (p < 0.001) than those receiving usual care. Patients in the exercise group walked farther on the 6MWT than controls after the intervention (p ≤ 0.001).

Conclusions

Findings showed that a self-managed home exercise program, along with intervention strategies aimed at boosting self-efficacy, had a positive effect on QOL and exercise behavior among women newly diagnosed with breast cancer.

Limitations

  • The study had a small sample size, with less than 100 patients.
  • It is not clear what type of relevant patient information and education was provided in the usual care group.
  • The duration of the study was relatively short at six weeks.
  • The sample was very slightly underpowered.
  • Lack of any blinding suggests a potential for bias.
  • It is not clear if both groups received weekly telephone calls so that attentional control was provided.
  • There was a 30% contamination rate, with 30% of control group patients also exercising at least three times per week.

Nursing Implications

The findings did not show a positive impact of a home-based exercise self-efficacy intervention on fatigue in the first six weeks after surgery in newly diagnosed patients. However, over a longer period of time, patients in the exercise group did better. Nurses may need to educate patients that adherence to an exercise program may not show results in the short term and that effects may take some time to be felt. Nurses can educate and encourage patients to exercise at home, and support activities to boost patient sense of efficacy may improve patient adherence to an exercise prescription.

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Wang, X.F., Feng, Y., Chen, Y., Gao, B.L., & Han, B.H. (2014). A meta-analysis of olanzapine for the prevention of chemotherapy-induced nausea and vomiting. Scientific Reports, 4, 4813. 

Purpose

STUDY PURPOSE: To determine the effectiveness of olanzapine in the prevention of chemotherapy-induced nausea and vomiting (CINV) after moderately to highly emetogenic chemotherapy
 
TYPE OF STUDY: Meta-analysis and systematic review

Search Strategy

DATABASES USED: MEDLINE, PubMed, The China National Knowledge Infrastructure, Wanfang Data, and the Weipu Periodical Database  
 
KEYWORDS: Olanzapine, CINV, chemotherapy-induced nausea and vomiting, nausea, and vomiting 
 
INCLUSION CRITERIA: Randomized controlled trials; olanzapine use in CINV; blinded studies; published studies; cost-effective studies; published in English or Chinese; date range 1990 through October 2013
 
EXCLUSION CRITERIA: Studies that were not cost-effective; repetition with former research; retrospective studies; use in patients with incomplete bowel obstruction; and use for breakthrough emesis

Literature Evaluated

TOTAL REFERENCES RETRIEVED: Thirteen relevant articles
 
EVALUATION METHOD AND COMMENTS ON LITERATURE USED: A flow diagram of the search strategy was developed by the investigators and used to select relevant articles. Both English and Chinese literature were searched.

Sample Characteristics

  • FINAL NUMBER STUDIES INCLUDED = 6 
  • TOTAL PATIENTS INCLUDED IN REVIEW = 726
  • KEY SAMPLE CHARACTERISTICS: All studies defined complete response as no vomiting or use of rescue medications. Five studies compared standard antiemetic regimens without olanzapine to standard antiemetic regimens with olanzapine.

Phase of Care and Clinical Applications

PHASE OF CARE: Active antitumor treatment
 
APPLICATIONS: Elder care, palliative care

Results

Five out of six studies demonstrated an increase in complete response in patients receiving standard antiemetic regimens plus olanzapine on day 1 of chemotherapy (odds ratio [OR] = 1.95, 95%; confidence interval [CI] = 1.17–3.23; p = 0.01). Five out of six studies showed a cumulative delay in vomiting (OR = 2.65, 95%; CI = 1.36–5.15; p = 0.004). Overall complete response relative risk was improved (4.07, 95%; CI = 1.59–10.43). Also note the following: delayed-phase antinausea effects in olanzapine-containing antiemetic regimens (OR = 2.79, 95%; CI = 1.76–4.43; p = 0.0001); antinausea effects in the overall phase (OR = 3.40, 95% CI = 2.32–5.00; p = 0.00001); and no superiority in the acute phase (RR = 1.34, 95%; CI = 0.77–2.34; p = 0.30).

Conclusions

Complete response is more likely in patients who received antiemetic regimens containing olanzapine compared to patients who did not receive olanzapine. Olanzapine is more effective in delayed CINV than acute.

Limitations

  • Small sample
  • Differences in what drugs were included in standard antiemetic regimens in each study
  • One study used aprepitant in the standard antiemetic regimen.

Nursing Implications

Olanzapine may add CINV control when added to a standard antiemetic regimen during the delayed phase.

Print

Wang, X., Wang, L., Wang, H., & Zhang, H. (2015). Effectiveness of olanzapine combined with ondansetron in prevention of chemotherapy-induced nausea and vomiting of non-small cell lung cancer. Cell Biochemistry and Biophysics, 72, 471–473. 

Study Purpose

To compare the effects of ondansetron and olanzapine to ondansetron alone for management of chemotherapy-induced nausea and vomiting (CINV)

Intervention Characteristics/Basic Study Process

All patients received 8 mg IV ondansetron 30 minutes before chemotherapy. Patients in the experimental group also received 10 mg olanzapine for eight days. CINV was evaluated after one chemotherapy cycle.

Sample Characteristics

  • N = 84   
  • MEDIAN AGE = 60 years
  • AGE RANGE = 39–76 years
  • MALES: 72.6%, FEMALES: 37.4%
  • CURRENT TREATMENT: Chemotherapy
  • KEY DISEASE CHARACTERISTICS: All had non-small cell lung cancer and were receiving a cisplatin-gemcitabine regimen.
  • OTHER KEY SAMPLE CHARACTERISTICS: All were chemotherapy-naive.

Setting

  • SETTING TYPE: Outpatient    
  • LOCATION: China

Phase of Care and Clinical Applications

PHASE OF CARE: Active antitumor treatment

Study Design

Randomized, two-group trial

Measurement Instruments/Methods

World Health Organization toxicity grading criteria

Results

The incidence of vomiting in the acute phase was 33.33% in the olanzapine group and 54.76% in the control group (p < 0.05). The incidence of delayed CINV was 16.67% with olanzapine and 47.62% in the control group (p < 0.01).

Conclusions

The use of olanzapine as part of an antiemetic regimen was associated with a lower incidence of vomiting in the acute and delayed phases.

Limitations

  • Small sample (< 100)
  • Risk of bias (no blinding)
  • Measurement validity/reliability questionable
  • Typical antiemetic regimens were not employed. CINV was measured only in terms of vomiting, rather than control of nausea as well.

Nursing Implications

This study adds to the body of evidence demonstrating the potential role of olanzapine for control of CINV. Olanzapine may have particular benefit for control in the delayed phase. Nurses need to evaluate the patterns of CINV in patients receiving chemotherapy and can identify patients who may benefit from the use of olanzapine along with other antiemetic agents.

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Wang, Y.H., Yao, N., Wei, K.K., Jiang, L., Hanif, S., Wang, Z.X., & Pei, C.X. (2016). The efficacy and safety of probiotics for prevention of chemoradiotherapy-induced diarrhea in people with abdominal and pelvic cancer: A systematic review and meta-analysis. European Journal of Clinical Nutrition, 70, 1246–1253. 

Purpose

STUDY PURPOSE: To evaluate the effects of probiotics for the prevention of diarrhea in patients receiving chemoradiotherapy for cancer

TYPE OF STUDY: Meta-analysis and systematic review

Search Strategy

DATABASES USED: Cochrane Library, PubMed, EMBASE, and Web of Science up until to November 2015
 
INCLUSION CRITERIA: Patients with abdominal or pelvic cancer receiving chemotherapy, radiotherapy, or both; randomized, controlled trials (RCTs) or non-RCTs. Adverse events of probiotics were reported, and incidence of diarrhea was given.
 
EXCLUSION CRITERIA: Nonplacebo-controlled trials

Literature Evaluated

TOTAL REFERENCES RETRIEVED: 916
 
EVALUATION METHOD AND COMMENTS ON LITERATURE USED: The Cochrane risk of bias tool was used to evaluate study quality. For safety analysis, detecting the adverse event definition and reporting bias were used.

Sample Characteristics

  • FINAL NUMBER STUDIES INCLUDED = 9 placebo controlled studies for assessing efficacy, 11 studies for assessing safety
  • TOTAL PATIENTS INCLUDED IN REVIEW = 1,265 patients for efficacy analysis, 1,612 for safety analysis
  • SAMPLE RANGE ACROSS STUDIES: 24–490 patients for efficacy

Phase of Care and Clinical Applications

PHASE OF CARE: Active antitumor treatment

Results

  • Six RCTs looked at frequency of diarrhea at grade 2 or lower. No significant differences in this level of diarrhea existed with probiotics. For diarrhea greater than grade 2 (four studies), the odds ratio (OR) was 0.36 (p < 0.001) in favor of probiotics compared to placebo.
  • For chemotherapy-induced (seven studies), the overall OR was 0.48 (95% confidence interval [CI] [0.27, 0.85], p = 0.01) with high heterogeneity.
  • For radiation-induced (two studies), the overall OR was 0.47 (95% CI [0.28, 0.76], p = 0.002) with high heterogeneity.
  • Variation existed across studies in the use of antidiarrheal medications.
  • No adverse events caused by probiotics were reported in seven studies, and four studies reported varying degree adverse events. Reporting of adverse events was insufficient to allow for pooled analysis. 
  • Studies used differing combinations of probiotics

Conclusions

Probiotics may have a role in the prevention or management of chemotherapy- and radiotherapy-induced diarrhea. The risk of probiotic-associated infections is unclear.

Limitations

  • High heterogeneity
  • Low sample sizes
  • Many studies had very small samples.  
  • Varying risk of bias among studies included
  • Varied combinations of probiotics were studied.

Nursing Implications

Probiotics may have a role in the prevention and management of chemotherapy- and radiotherapy-induced diarrhea; however, studies have used different probiotic combinations, and the best combination is unclear. Infection-related risks are unclear, but some associated infections have been reported. Caution should be used in patients who are severely immunocompromised.

Print

Wang, Y. J., Boehmke, M., Wu, Y. W., Dickerson, S. S., Fisher, N. (2011). Effects of a 6-week walking program on Taiwanese women newly diagnosed with early-stage breast cancer. Cancer Nursing, 34, E1–E13.

Study Purpose

To examine the effectiveness of an exercise program on quality of life (QOL), fatigue, sleep disturbances, exercise self-efficacy, exercise behavior, and exercise capacity in women with breast cancer.

Intervention Characteristics/Basic Study Process

Patients were randomly assigned to an exercise or usual care group. The exercise intervention was a six-week walking program based on modified exercise guidelines of the American Cancer Society and American College of Sports Medicine. This program included use of a heart rate ring monitor, pedometer, weekly telephone call, weekly meetings, and use of an exercise diary. Exercise was of low to moderate intensity (40%–60% maximum heart rate). In this program, patients performed weekly goal setting and were provided advice and information, and several specific strategies were described that were intended to boost self-efficacy. Patients were oriented to the exercise program prior to surgery, and exercise was begun within a few days after surgery. Data were collected at 24 hours prior to surgery and at 24 hours prior to the first cycle of chemotherapy, seven to 10 days after chemotherapy, and at the end of six weeks.

Sample Characteristics

  • Sixty-two patients were included.
  • Mean age was 50.42 years (standard deviation = 9.64 years).
  • All patients were female.
  • All patients had stage I or II disease and were newly diagnosed.
  • All patients had undergone mastectomy, 36% had at least a college education, 80.6% were married, and 51.4% were working full-time.

Setting

  • Single site  
  • Outpatient
  • Taiwan

Phase of Care and Clinical Applications

Patients were undergoing the active treatment phase of care.

Study Design

The study used an experimental, longitudinal repeated measures design.

Measurement Instruments/Methods

  • Functional Assessment of Cancer Treatment – General and Fatigue scales (FACT-G, FACT-F) 
  • Pittsburgh Sleep Quality Index (PSQI)
  • Exercise Self-Efficacy Scale (EXSE)
  • Godin Leisure-Time Exercise Questionnaire (GLTEQ)
  • Six-minute walk test

Results

The pattern of change in QOL over time showed significant consistent improvement among those in the exercise group compared to usual care controls (p < 0.001). Patterns of change in and overall sleep disturbance also showed significant improvement over time compared to controls (p < 0.006). The pattern of fatigue showed higher fatigue levels in the exercise group at all study time points. Average fatigue scores went from 40.5 to 45.8 at week 6 in the exercise group and from 40.1 to 40 with usual care. Patients in the exercise group had significantly better exercise self-efficacy (p ≤ 0.001) and higher levels of exercise behavior (p < 0.001) than those receiving usual care. Patients in the exercise group walked farther in the six-minute walk test than controls after the intervention (p ≤ 0.001).

Conclusions

Findings showed that a self-managed home exercise program, along with intervention strategies aimed at boosting self-efficacy, had a positive effect on QOL and exercise behavior among women newly diagnosed with breast cancer.

Limitations

  • The study had a small sample size, with less than 100 patients.
  • It is not clear what type of relevant patient information and education was provided in the usual care group. 
  • The duration of the study was relatively short at six weeks. 
  • The sample was only very slightly underpowered.
  • Lack of any blinding suggests the potential of bias.
  • It is not clear if both patient groups received weekly telephone calls so that attentional control was provided. 
  • The authors noted that there was a 30% contamination rate, with 30% of control group patients also exercising at least three times per week.

Nursing Implications

Findings of this study did not show a positive impact of a home-based exercise and self-efficacy interventions on fatigue in the first six weeks after surgery in newly diagnosed patients. However, over a longer period of time, patients in the exercise group did better. These findings suggest that nurses may need to educate patients that adherence to an exercise program may not show results in the short term and that effects may take some time to be felt. Nurses can educate and encourage patients to exercise at home and support activities to boost a patient's sense of efficacy may improve patient adherence to an exercise prescription.

Print

Wandt, H., Schaefer-Eckart, K., Wendelin, K., Pilz, B., Wilhelm, M., Thalheimer, M., . . . Study Alliance Leukemia. (2012). Therapeutic platelet transfusion versus routine prophylactic transfusion in patients with haematological malignancies: An open-label, multicentre, randomised study. Lancet, 380, 1309–1316. 

Study Purpose

To determine the effectiveness of the therapeutic transfusion strategy (bleeding occurred) versus the prophylactic strategy of platelet count of 10 x109 at the morning blood draw in two defined groups

Intervention Characteristics/Basic Study Process

The primary end point of the study was to evaluate two groups of patients: patients with acute myeloid leukemia (AML) (group A, n = 190) versus patients who had received an autologous transplantation (group B, n = 201), comparing prophylactic platelet transfusion to therapeutic platelet transfusion. Group A consisted of a prophylactic group (n = 96) and a therapeutic group (n = 94). Group B also consisted of a prophylactic group (n = 98) and a therapeutic group (n = 94). Those in group A assigned to the prophylactic transfusion protocol were given one unit of platelets when the morning count was 10x109 or lower one day after the end of induction therapy or consolidation. The protocol started on the day of stem cell transplantation in group B. The therapeutic groups received a transfusion only when a grade 2 or higher bleeding episode occurred. If bleeding continued, next steps, including further transfusions, were decided by the treating provider.

Sample Characteristics

  • N = 391   
  • AGE = Group A: 16–80 years, Group B: 16–68 years
  • MALES: 216, FEMALES: 175
  • CURRENT TREATMENT: Chemotherapy
  • KEY DISEASE CHARACTERISTICS: AML or autologous peripheral stem cell transplantation for hematologic cancers
  • OTHER KEY SAMPLE CHARACTERISTICS: Patients were excluded from Group B if they had pulmonary or cerebral lesions. Patients who were refractory to platelets or had a previous major bleed or plasmatic coagulopathy were also excluded.

Setting

  • SITE: Multi-site   
  • SETTING TYPE: Inpatient    
  • LOCATION: Germany

Phase of Care and Clinical Applications

PHASE OF CARE: Active antitumor treatment

Study Design

Multicenter, open-label randomized trial of patients with hematologic malignancies

Measurement Instruments/Methods

In the prophylactic group, the morning platelet level was the determining factor to transfuse or not. In the therapeutic group, platelets were administered if a patient's bleeding was defined as a grade 2 or higher according to the World Health Organization criteria.

Results

A significant result of p < 0.0001 in the reduction of platelets transfused in the therapeutic group was noted. The therapeutic group had a higher risk of grade 2 bleeding, which consisted mainly of petechial bleeding or purpura of the skin. The group with AML showed a significant result of p < 0.0001 in a grade 4 bleeding risk of 37% compared to the transplantation group of 18%.

Conclusions

This study revealed that the therapeutic strategy for patients receiving autologous stem cell transplantation would be safe and could become the standard of care with platelet transfusion limitation. The standard of care for patients with AML should remain the standard with prophylactic platelet transfusion because of the risk for increased bleeding.

Limitations

There was only a 78% protocol compliance rate on the therapeutic group. The study was not powered to prove a significant difference in grade 4 bleeding events or lethal events.

Nursing Implications

Therapeutic platelet transfusions for patients receiving transplanations could become standard practice, given the hardship to maintain a continued platelet inventory, and decrease the risk of alloimmunization. Nurses need to remain vigilant in assessing and monitoring for increased bleeding. Education would be a necessity to ensure that early identification of potential bleeding is assessed.

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Wanchai, A., Armer, J. M., & Stewart, B. R. (2011). Nonpharmacologic supportive strategies to promote quality of life in patients experiencing cancer-related fatigue: a systematic review. Clinical Journal of Oncology Nursing, 15, 203–214.

Purpose

To review the literature on nonpharmacologic supportive strategies to enhance quality of life (QOL) among patients with breast cancer experiencing cancer-related fatigue.

Search Strategy

Databases searched were MEDLINE and CINAHL (2000–2010).

Search keywords were breast cancer patient, oncology patient, fatigue, cancer-related fatigue, quality of life, health-related quality of life, physical activity, and exercise.

Studies were included in the review if they 

  • Were randomized, controlled trials or quasiexperimental designs
  • Investigated nonpharmacological supportive strategies
  • Had cancer-related fatigue and/or QOL as an outcome measure.

Literature Evaluated

Eighty-nine articles were identified, of which 28 met the inclusion criteria. No method of quality rating of the studies was described.

Sample Characteristics

  • Twenty-eight studies including 2,164 patients were included.
  • Sample sizes among studies ranged from 11 to 377 patients.
  • All studies were performed in patients with breast cancer at various phases of care and receiving various types of treatment or after treatment.

Results

Supervised exercise was used in eight studies.  Four of these showed that exercise significantly improved QOL and reduced fatigue.  Two studies showed that supervised exercise improved QOL but not fatigue; they had noted study limitations and intervention contamination. One large multi-site study showed that supervised aerobic exercise improved self-esteem, fitness, etc., but had no significant effect on QOL, depression, anxiety, or fatigue

Home-based exercise was used in six studies.  All of these confirmed a positive effect of participation in exercise on fatigue.  Fatigue levels either decreased, or those who exercised had significantly less increase in fatigue over time.

Telephone-based encouragement in activity was used in one study (25 patients).  At 12 weeks, there were significant increases in activity, QOL, and fatigue.

One study used print materials and step pedometers along with physical activity recommendations.  Those who received all three of these strategies had improved QOL and fatigue.

Education and counseling was used in five studies. Mixed results were seen across studies, with a positive effect on fatigue that was significant in three of these studies. 

Sleep therapy was examined in three studies.  Two of these demonstrated a significant positive effect on fatigue with cognitive behavioral therapy and insomnia treatment.  One large study using cognitive behavioral therapy showed improvement in sleep quality but no effect on fatigue.

Other interventions were yoga in one study, tai chi in one study, and physical therapy in one study.  Yoga was associated with an improvement in fatigue, and physical therapy was also associated with improvement, although this was only studied in 11 patients.

Conclusions

This review generally showed that supervised exercise and supervised exercise and other strategies to promote exercise can reduce cancer-related fatigue and improve QOL in women with breast cancer.  Findings were limited by several studies with small sample sizes and variations in the phases of care in which the interventions were provided. There was insufficient evidence to draw conclusions about the complementary therapies included.

Limitations

  • Studies of supervised education demonstrated mixed results.
  • Several studies had small samples or other limitations.
  • Application should be used cautiously.

Nursing Implications

Based on current evidence, exercise, educational counseling, and sleep therapy appear to be helpful methods to improve QOL and reduce fatigue. Because of methodological limitations of many of these previous studies, further well-designed research is needed to confirm these conclusions.

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