Table 2 Surgical results and short-term outcomes
Variable | Unadjusted | P value | Propensity score matched | P value | ||
|---|---|---|---|---|---|---|
Laparoscopic | Open | Laparoscopic | Open | |||
(N = 178) | (N = 125) | (N = 124) | (N = 124) | |||
Reconstruction, N (%) | ||||||
Billroth-I | 44 (23.4%) | 25 (20.0%) | 0.257 | 27 (21.8%) | 24 (19.4%) | 0.673 |
Billroth-II | 67 (35.6%) | 37 (29.6%) | 41 (33.1%) | 37 (29.8%) | ||
Roux-en-Y | 77 (41.0%) | 63 (50.4%) | 56 (45.2%) | 63 (50.8%) | ||
Retrieved LN number, mean (SD) | 26.20 (6.22) | 27.56 (5.30) | 0.042 | 26.38 (6.30) | 27.56 (5.32) | 0.113 |
Operation time (min) | 194.19 (16.74) | 187.72 (14.83) | 0.001 | 195.48 (16.44) | 187.78 (14.88) | < 0.001 |
Estimated blood loss (mL) | 87.72 (10.25) | 97.96 (14.54) | < 0.001 | 87.96 (10.19) | 97.90 (14.58) | < 0.001 |
Intraoperative transfusion, N (%) | ||||||
No | 157 (88.2%) | 113 (90.4%) | 0.545 | 110 (88.7%) | 113 (91.1%) | 0.527 |
Yes | 21 (11.8%) | 12 (9.6%) | 14 (11.3%) | 11 (8.9%) | ||
Pain scale, mean (SD) | ||||||
POD 1 | 4.98 (1.06) | 5.35 (0.88) | 0.002 | 4.98 (1.02) | 5.35 (0.89) | 0.002 |
POD 2 | 4.25 (1.10) | 4.52 (1.05) | 0.035 | 4.24 (1.01) | 4.51 (1.05) | 0.53 |
POD 3 | 2.90 (0.91) | 3.07 (1.00) | 0.132 | 2.83 (0.92) | 3.06 (1.00) | 0.056 |
Time to first flatus (days), mean (SD) | 3.62 (0.90) | 3.94 (1.00) | 0.003 | 3.61 (0.84) | 3.95 (1.00) | 0.004 |
Time to first liquid diet (days), mean (SD) | 4.15 (1.07) | 4.56 (1.02) | 0.001 | 4.19 (1.10) | 4.56 (1.02) | 0.005 |
Postoperative hemoglobin (g/L), mean (SD) | 121.08 (18.30) | 118.54 (19.92) | 0.252 | 121.55 (18.67) | 118.56 (20.00) | 0.226 |
Postoperative leukocytes (*10^9/L), mean (SD) | ||||||
(*10^9/L), mean (SD) | 8.68 (3.24) | 9.26 (3.07) | 0.119 | 8.59 (3.12) | 9.23 (3.07) | 0.103 |
Hospital stays (days), mean (SD) | 9.01 (2.21) | 10.16 (2.72) | < 0.001 | 9.00 (2.15) | 10.15 (2.73) | < 0.001 |