Preoperative weight loss interventions before total hip and knee arthroplasty: a systematic review of randomized controlled trials.

The pooled effect estimate suggested that the LOS was slightly shorter in the weight loss intervention group than in the control group, but this difference did not reach statistical significance (mean difference −0.40 days, 95% CI: −1.69 to 0.89 days, P = 0.31, Funnel plot Fig.

also in 111,027 other papers