Table 2.
Comparison of the study subjects with early discharge and without early discharge.
| Characteristic | Without early discharge (n=24) | With early discharge (n=19) | P value | |
| Age, median (IQRa) | 68.0 (58.5-74.5) | 66.0 (56.0-77.0) | .84 | |
| Gender (male:female) | 9:15 | 12:7 | .09 | |
| Body mass index, median (IQR) | 22.3 (20.9-23.6) | 21.7 (19.8-28.1) | .90 | |
| Smoking history, n (%) | 21 (88) | 18 (95) | .42 | |
| Value of serum albumin (mg/dl) <4, n (%) | 10 (42) | 5 (26) | .29 | |
| American Society of Anesthesiologists score >2, n (%) | 14 (58) | 8 (42) | .29 | |
| Charlson Comorbidity Index >2, n (%) | 4 (17) | 6 (32) | .25 | |
| Eastern Cooperative Oncology Group performance status scales, n (%) | .67 | |||
| 0 | 21 (88) | 17 (90) | —b | |
| 1 | 3 (12) | 2 (10) | — | |
| Minimal invasive surgery, n (%) | 7 (29) | 13 (68) | .01 | |
| Method of gastrectomy, n (%) | .05 | |||
| Wedge resection | 1 (4) | 6 (32) | — | |
| Subtotal gastrectomy | 19 (79) | 11 (58) | — | |
| Total gastrectomy | 4 (17) | 2 (11) | — | |
| Cancer histology, n (%) | .01 | |||
| Adenocarcinoma | 23 (96) | 13 (68) | — | |
| Gastrointestinal stromal cancer | 1 (4) | 6 (32) | — | |
| Method of participation, n (%) | .40 | |||
| Caregiver | 6 (25) | 7 (37) | — | |
| Independent | 18 (75) | 12 (63) | — | |
| Walking steps (X1000) on postoperative day 5, median (IQR) | 4.3 (4.1-4.7) | 5.8 (4.5-6.1) | .01 | |
aIQR: interquartile range.
bNot applicable.