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Quality of life of chronic heart failure patients: a systematic review and meta-analysis
Mandana Moradi1, Fereshteh Daneshi2, Razieh Behzadmehr3
1Clinical Pharmacy Department, School of Pharmacy, Zabol University of Medical Sciences, Zabol, Iran.
Insights
This systematic review found that patients with congestive heart failure (CHF) generally experience moderate to poor quality of life (QOL). Regular QOL assessments are crucial for comprehensive CHF patient care.
Area of Science:
- Cardiology
- Public Health
- Health Services Research
Background:
- Quality of life (QOL) is a critical aspect of patient care in congestive heart failure (CHF).
- Previous research on QOL in CHF patients consists of individual studies, lacking a comprehensive synthesis.
Purpose of the Study:
- To conduct a systematic review and meta-analysis to comprehensively assess the QOL of patients with CHF.
- To identify factors influencing QOL in CHF patients, such as geographical region.
Main Methods:
- Systematic review and meta-analysis of studies published between January 1, 2000, and December 31, 2018.
- Searched PubMed, Scopus, and Web of Science databases using keywords 'QOL' and 'heart failure'.
- Included 70 studies with 25,180 participants; data extraction and quality assessment performed by two independent researchers.
Main Results:
- The overall mean QOL score was 44.1 (95% CI 40.6, 47.5), indicating moderate to poor QOL.
- CHF patients in the Americas reported higher QOL scores compared to other regions.
- Analysis of SF-36 survey data showed an average Physical Component Score (PCS) of 33.3 and Mental Component Score (MCS) of 50.6.
Conclusions:
- The findings indicate a moderate to poor QOL among CHF patients, necessitating regular monitoring.
- Periodic QOL measurements using appropriate tools should be integrated into routine CHF patient care.
- Geographical variations in QOL scores suggest the need for region-specific interventions.
Abstract:
Despite various individual studies on the quality of life (QOL) in patients with CHF, a comprehensive study has not yet been conducted; therefore, this study aims to assess the QOL of CHF patients. In the present systematic review and meta-analysis, PubMed, Scopus, and the Web of science databases were searched from January 1, 2000, to December 31, 2018, using QOL and heart failure as keywords. The searches, screenings, quality assessments, and data extractions were conducted separately by two researchers. A total of 70 studies including 25,180 participants entered the final stage. The mean QOL score was 44.1 (95% confidence interval (CI) 40.6, 47.5; I2 = 99.3%) using a specific random effects method in 40 studies carried out on 12,520 patients. Moreover, according to the geographical region, heart failure patients in the Americas had higher scores. In 14 studies, in which a general SF-36 survey was implemented, the average physical component score (PCS) and mental component score (MCS) were 33.3 (95% CI 31.9, 34.7; I2 = 88.0%) and 50.6 (95% CI 43.8, 57.4; I2 = 99.3%), respectively. The general and specific tools used in this study indicated moderate and poor QOL, respectively. Therefore, it is necessary to carry out periodic QOL measurements using appropriate tools as part of the general care of CHF patients.
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