Group name
Overweight
Groups definition
BMI 25-29.9
Groups remarks
Subjects were divided into four categories according to preoperative BMI (kg/m2): normal (BMI < 25),overweight (BMI 25-29.9),mildly obese (BMI 30-34.9),and severely obese (BMI > 35)
T0
3 (0.4)
≤T2
691 (87.1)
T3
99 (12.5)
p-value
0.58
GS
6.6 +- 0.7
p-value
0.06