N

Minimum

Maximum

Mean

Standard deviation

Height (cm)

12

1.42

1.68

1.59

0.07

Initial weight (kg)

12

92.00

150.00

112.17

19.69

Preoperative BMI (kg/m²)

12

35.06

74.39

44.89

10.82

Postoperative weight (kg) 12 months

11

70.00

155.00

91.95

23.52

Postoperative BMI (kg/m²) 12 months

12

0.00

56.25

33.38

13.73

Postoperative weight (kg) 18 months

11

64.00

106.00

80.77

11.92

Postoperative BMI (kg/m²) 18 months

12

0.00

44.63

29.46

11.00

EWL (%)

11

35.93

102.22

68.21

17.83