Body Mass Index Is an Important Predictor for Suicide: Results from a Systematic Review and Meta-Analysis

摘要: Public health concerns for the independent management of obesity and suicidal behavior are rising. Emerging evidence suggests body weight plays an important role in quantifying risk suicide. In light these findings, we aimed to clarify association between mass index (BMI) by systematically reviewing evaluating literature. Studies were identified searching MEDLINE, EMBASE, PsycINFO, CINAHL from inception January 2015, supplemented hand grey literature searches. Study screening, data extraction, bias assessment conducted duplicate. We included 38 observational studies. Meta-analyses supported inverse BMI completed Pooled summary estimates demonstrated that underweight was significantly associated with increased suicide (HR = 1.21, 95% CI 1.07 1.36, p = .002), (HR = 0.71, 0.56 0.89, p = .003) overweight (HR = 0.78, 0.75 0.82, p < .0001) a decreased relative normal weight. A qualitative conflicting regarding attempted revealed no ideation. may be used aid risk, especially However, unmeasured confounders systematic biases individual studies limit quality evidence.