Table 1.
Baseline characteristics of patients in two groups
| Operative procedure | Vagus nerve preservation (n = 9) | Vagotomy (n = 7) | P |
| Age (yr) | 59.01 ± 13.12 | 52.74 ± 6.40 | NS |
| Sex (male/female) | 6/3 | 4/3 | NS |
| Body weight (kg) | 62.01 ± 11.22 | 63.13 ± 6.01 | NS |
| BMI (kg/m2) | 23.21 ± 2.40 | 24.41 ± 3.53 | NS |
| TNM stage | NS | ||
| II | 5 (55.5) | 3 (42.8) | |
| IIIa | 4 (45.5) | 4 (57.2) | |
| Pathologic type | NS | ||
| Differentiated | 6 (66.6) | 4 (57.2) | |
| Undifferentiated | 3 (33.4) | 3 (42.8) | |
| Reconstruction | NS | ||
| Billroth-1 | 5 (55.5) | 5 (71.4) | |
| Roux-en-Y | 4 (45.5) | 2 (28.6) | |
| Laboratory values | |||
| Peptide YY3-36 (ng/mL) | 0.38 ± 0.10 | 0.42 ± 0.07 | NS |
| Ghrelin (pg/mL) | 693.71 ± 211.25 | 703.90 ± 238.89 | NS |
| Leptin (ng/mL) | 3.88 ± 4.59 | 5.50 ± 7.99 | NS |
| Insulin (mIU/L) | 6.36 ± 3.95 | 6.47 ± 4.66 | NS |
| Growth hormone (ng/mL) | 1.51 ± 2.34 | 1.4 ± 0.18 | NS |
| HOMA index | 1.70 ± 1.24 | 1.68 ± 1.38 | NS |
| Albumin (g/dL) | 3.71 ± 0.43 | 3.63 ± 0.52 | NS |
| Total protein (g/dL) | 6.93 ± 0.50 | 6.92 ± 1.04 | NS |
| Total cholesterol (mg/dL) | 204.91 ± 25.23 | 209.63 ± 21.11 | NS |
| Triglyceride (mg/dL) | 171.72 ± 49.21 | 140.41 ± 45.24 | NS |
Data were expressed as mean ± SD or n (%). BMI: Body mass index; TNM: Tumor, node, metastasis; HOMA: Homeostatic model assessment; NS: Not significant.