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Biomedical subjects

Esther Green

Publications and source records attributed to Esther Green.

11 recordsLinked to original sources

The treatment of depression in cancer patients: a systematic review.

GOALS OF THE WORK: To evaluate the efficacy of pharmacological and nonpharmacological treatments for depression in cancer populations. MATERIALS AND METHODS: The Supportive Care Guidelines Group conducted a systematic review of the published literature through June 2005. Search sources includes MEDLINE, EMBASE, CINAHL, PsycInfo, and the Cochrane Library. Comparative studies of treatments for depression in cancer patients were selected for review by two group members based on predefined criteria. MAIN RESULTS: Seven trials of pharmacological agents and four of nonpharmacological interventions were identified. Two trials detected a significant reduction in depressive symptoms for mianserin compared with placebo, and one trial found alprazolam to be superior to progressive muscle relaxation. Four drug trials found no significant difference between groups on depression measures although posttreatment reduction of symptoms was observed for all groups in two trials comparing active treatments (fluoxetine vs desipramine and paroxetine vs amitriptyline). Of the four trials involving nonpharmacological therapies for the management of depression, two detected a benefit for treatment (a multicomponent nurse delivered intervention and an orientation program) over usual care. CONCLUSION: There is limited evidence for the effectiveness of pharmacological and psychosocial interventions in the treatment of cancer patients with depressive disorders, and no evidence for the superiority of one treatment modality over another. Based on evidence from the general population and other medically ill populations, combined approaches to the treatment of depression may be the most effective. Further research is necessary in cancer patients to determine the relative effectiveness of psychosocial, pharmacological, and combined treatments.

Antidepressive Agents↗

Factors that influence cancer patients' overall perceptions of the quality of care.

OBJECTIVE: This study outlines predictors of cancer patients' overall perceptions of the quality of care. DESIGN AND SETTING: Our sample included 2790 patients who received cancer care services during 2004 in 15 comprehensive cancer programmes across Ontario, Canada. Patients were classified into three groups: those receiving both chemotherapy and radiotherapy (n = 752), those receiving only chemotherapy (n = 1044), and those receiving only radiotherapy (n = 994). An ordinal logistic regression model for each patient group was performed to determine which variables most affected the probabilities of the patients' overall evaluations of the quality of care. Potential control variables were patients' age, sex, type of cancer, self-assessed health, and who completed the survey. RESULTS: Among seven common predictors of the overall quality perception across the three models, four should be of particular interest because patients perceived them as relatively problematic aspects of care. These are 'was informed about follow-up care after completing treatment', 'knew next step in care', 'knew who to go to with questions', and 'providers were aware of test results'. These predictors explained between 25 and 34% of the variance (depending on the model) of the overall perception of quality. The explanatory power of these predictors did not change across sex and age group. 'Self-assessed health' was the only control variable that remained in all three models. CONCLUSIONS: From a practical perspective, improvement efforts are best focused on factors that are strong predictors as well as on those for which there is a low score. Thus, on the basis of this study, practitioners' improvement efforts might be constructively focused on the four predictors mentioned above.

Adolescent↗

Oncology nursing: Finding the balance in a changing health care system.

Health care restructuring has resulted in significant changes in the workload and work environment for oncology nurses. While recent studies describe the impact of these changes on the general nursing workforce in several countries, there have been no published studies that have focused on worklife issues of Canadian oncology nurses. Therefore, a qualitative study was conducted to gain insight about how oncology nursing has changed over the past decade and how Canadian oncology nurses are managing these changes. Analysis of telephone interviews with 51 practising oncology nurses employed across Canada revealed three major themes. The first theme, "health care milieu", portrayed a picture of the cancer care environment and patient and professional changes that occurred over the past decade. The second theme, "conflicting demands", reflects how the elements of change and social forces have challenged professional oncology nursing practice. The third theme, "finding the way", describes the patterns of behaviour that nurses used to manage the changing health care environment and make meaning out of nurses' work in cancer care. Overall, the findings portray a picture of Canadian oncology nurses in "survival mode". They face many workplace challenges, but are able to keep going "for now" because they find ways to balance their responsibilities on a daily basis and because they know and believe that their specialized nursing knowledge and skills make a difference in patient care.

Adult↗

Are health care providers who work with cancer drugs at an increased risk for toxic events? A systematic review and meta-analysis of the literature.

OBJECTIVE: A systematic review and meta-analysis was conducted to test the hypothesis that oncology health care workers are at an increased risk of cancer, reproductive complications and acute toxic events. DESIGN: A structured literature search of Index Medicus/ MEDLINE, CINAHL, EMBASE, the Cochrane Database of Systematic Reviews and Healthstar was performed from 1966 to December 2004 for human epidemiological studies evaluating the risk of toxic events in health care workers exposed to cytotoxic drugs. Raw data and adjusted odds ratios (OR) reported in eligible studies were combined using a random effects model to calculate point estimates and 95% confidence intervals (CI) for each potential risk outcome. MAIN OUTCOME MEASURES: Adjusted OR for congenital malformations, stillbirths and spontaneous abortions among health care workers exposure to cytotoxic agents compared to a nonexposed control group. RESULTS: The systematic review identified 14 studies evaluating the outcomes of interest, seven of which were suitable for statistical pooling. Due to lack of evidence, we were unable to estimate a pooled OR for the risk of cancer and acute toxic events. However, no significant association was detected between exposure to cytotoxic drugs and; congenital malformations (OR = 1.64; 95% CI: 0.91-2.94) and stillbirths (OR = 1.16; 95% CI: 0.73-1.82). In contrast, an association was identified between exposure to chemotherapy and spontaneous abortions (OR = 1.46; 95% CI: 1.11-1.92). CONCLUSIONS: The results of this systematic review identified a small incremental risk for spontaneous abortions in female staff working with cytotoxic agents. Health policy decision makers should effectively communicate the magnitude of this risk to their staff and implement cost effective interventions for its reduction or elimination.

Abortion, Spontaneous↗

Oncology nursing: our past is the prologue ... can we author the future?

The development of the standards of care, roles in oncology nursing, and role competencies was an opportunity for Canadian nurses to revisit their professional roots, review and validate their present roles, and revise or reaffirm their future roles. The standards of care for individuals with cancer and their families affirmed the centrality of the individual and family in any nursing interaction and gave voice to the stated needs of Canadians at risk for, or living with cancer. For the first time in Canada, a specialty nursing organization has taken the lead to clearly define contemporary nursing roles and competencies. This new vision has captured the interest of oncology nurses. CANO, the nursing profession, other health care professionals, and health care decision-makers must now also consider how this enlightened view of oncology nursing can be operationalized. The presenters have had the opportunity to "hear" the stories of Canadian oncology nurses and their experiences in striving for excellence in their practice. These stories highlight the evidence supporting the standards of oncology nursing. In addition, the challenges and facilitators for achieving excellence in oncology nursing practice are identified. Through these stories, the future for the development of oncology practice and operationalization of the new standards of care emerges.

Attitude of Health Personnel↗

Canada: an external quality review process--the Wellspring model.

Wellspring is a group of cancer support centers in Ontario, Canada. The centers provide information, support, and coping-skills programs for people with cancer and their families. To ascertain that all centers provide the same high quality of programs, the board at Wellspring established a panel of external oncology experts and asked them to establish a process to review program quality in each center. This article outlines the process undertaken to provide quality improvement in a nonprofit charitable organization.

Accreditation↗