Table 2 Comparison of 2 groups of clinical data

Number of cases

22

93

Preoperative Ghrelin/*10² pg·ml⁻¹

12.35 ± 2.33

16.19 ± 1.49

-1.178

0.241

Ghrelin 3 days after operation/*10² pg·ml⁻¹

11.08 ± 2.33

10.61 ± 1.19

0.174

0.862

Preoperative fasting blood glucose/mmol·L⁻¹

4.76 ± 0.95

5.12 ± 2.05

-0.794

0.429

Preoperative triglyceride/mmol·L⁻¹

1.26 ± 0.80

2.22 ± 0.27

-1.719

0.088

Preoperative cholesterol/mmol·L⁻¹

4.30 ± 0.68

4.86 ± 1.57

-1.631

0.106

Preoperative uric acid/μmol·L⁻¹

423.94 ± 126.25

431.92 ± 132.82

-0.256

0.799

Body mass 1 month after operation(kg, \(\overline{x }\)±s)

106.12 ± 16.34

110.87 ± 23.67

-0.890

0.376

BMI 1 month after operation(kg/m², \(\overline{x }\)±s)

37.29 ± 4.80

39.34 ± 6.80

-1.335

0.185

%EWL 1 month after operation \(\overline{x }\)±s)

32.15 ± 9.28

30.59 ± 14.85

0.470

0.639

Ghrelin 1 month after operation/*10² pg·ml⁻¹

12.94 ± 1.78

11.13 ± 1.03

0.796

0.428

Fasting blood glucose 1 month after operation/mmol·L⁻¹

4.44 ± 0.50

4.93 ± 1.12

-2.008

0.047

Triglyceride 1 month after operation/mmol·L⁻¹

1.11 ± 0.36

1.64 ± 0.63

-3.762

< 0.001

Cholesterol 1 month after operation/mmol·L⁻¹

3.85 ± 0.65

4.19 ± 0.80

-1.828

0.070

Uric acid 1 month after operation/μmol·L⁻¹

376.51 ± 174.36

443.33 ± 168.48

-1.662

0.099

Body mass 3 month after operation(kg, \(\overline{x }\)±s)

91.12 ± 14.12

95.97 ± 20.13

-1.068

0.288

BMI 3 month after operation(kg/m², \(\overline{x }\)±s)

32.07 ± 4.49

34.07 ± 5.92

-1.487

0.140

%EWL 3 month after operation \(\overline{x }\)±s)

63.35 ± 15.41

60.03 ± 25.41

0.588

0.558

Ghrelin 3 month after operation/*10² pg·ml⁻¹

11.37 ± 2.09

10.56 ± 1.00

0.356

0.722

Fasting blood glucose 3 month after operation/mmol·L⁻¹

4.56 ± 0.52

4.63 ± 0.69

-0.455

0.650

Triglyceride 3 month after operation/mmol·L⁻¹

1.28 ± 0.33

1.50 ± 0.54

-1.802

0.074

Cholesterol 3 month after operation/mmol·L⁻¹

4.13 ± 0.90

4.58 ± 1.02

-1.887

0.062

Uric acid 3 month after operation/μmol·L⁻¹

352.02 ± 62.81

389.65 ± 126.44

-1.354

0.178