Group name
Normal
Groups definition
BMI < 25
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)
T1
300 (83.1)
T2-T3
61 (16.9)
p-value
0.74