an increasing trendp = 0.62
Total Procedure Time In total, six studies compared procedure time between normal weight and overweight or class I obesity and found an increasing trend in higher-BMI categories (normal weight vs. overweight patients, five studies with 2480 patients, SMD= 0.05, 95% CI: −0.15–0.26, p = 0.62, I 2 % = 74%, normal weight vs. class I obesity patients, five studies with 1750 patients, SMD = 0.10, 95% CI: −0.00–0.19, p = 0.06, I 2 % = 2%).