Fig. 3From: Inverse relation of body weight with short-term and long-term mortality following hip fracture surgery: a meta-analysisComparison of short-term mortality rate between the group with obesity and average-weight group after hip fracture surgery. a Overall analysis for odds ratio, b subgroup analysis using uniformed definitions of obesity (BMI ≥ 30 kg/m2) and average weight (BMI of 18.5–24.9 kg/m2)Back to article page