Table 3.
Postoperative data of AR group and non-AR group.
| Variables | AR group (41 cases) | Non-AR group (41 cases) | t (χ 2) | P |
|---|---|---|---|---|
| Hemoglobin, g/l, mean±SD | 110.23±14.91 | 107.73±16.92 | 0.703 | 0.484 |
| White blood cell, G/l, mean±SD | 14.11±5.60 | 13.60±4.95 | 0.321 | 0.666 |
| Total bilirubin, umol/l, mean±SD | 58.01±69.12 | 105.32±118.88 | 1.908 | 0.056 |
| Direct bilirubin, umol/l, mean±SD | 44.41±53.92 | 85.17±106.86 | 1.700 | 0.089 |
| Serum amylase, IU/l, mean±SD | 261.37±232.62 | 253.49±183.82 | 0.139 | 0.890 |
| Serum lipase, IU/l, mean±SD | 252.75±270.95 | 288.71±281.92 | −0.481 | 0.632 |
| Complications, n (%) | ||||
| Pancreatic fistula | 11.7 | 0.002* | ||
| Without | 36 (87.8) | 22 (53.7) | ||
| Grade A (biochemical fistula) | 4 (9.8) | 12 (29.3) | ||
| Grade B | 1 (2.4) | 7 (17.1) | ||
| Grade C | 0 (0) | 0 (0) | ||
| Gastric emptying disorder | 1 (2.4) | 5 (12.2) | 2.877 | 0.090 |
| Bile leakage | 0 (0) | 6 (14.6) | 0.026* | |
| Abdominal bleeding | 4 (9.8) | 8 (19.5) | 1.562 | 0.211 |
| Abdominal cavity infection | 3 (7.3) | 7 (17.1) | 1.822 | 0.177 |
| Ascites | 2 (4.9) | 8 (19.5) | 2.847 | 0.092 |
| Pleural effusion | 9 (22) | 11 (26.8) | 0.265 | 0.607 |
| Perioperative mortality, n (%) | 0 (0) | 1 (2.4) | 1.012 | 0.314 |
| Postoperative hospital stay, days, mean±SD | 11.29±2.78 | 20.04±11.22 | 5.902 | 0.000* |
| Drainage tube indwelling time, days, mean±SD | 24.09±27.15 | 54.62±117.53 | −1.479 | 0.143 |
*
Statistically significant.
AR, Augmented reality.