Table 3. Postoperative outcomes of propensity score-unmatched and matched patients.
| Postoperative outcomes | Unadjusted | Propensity score-matched | |||||
|---|---|---|---|---|---|---|---|
| VE (n=42) | OE (n=130) | P value | VE (n=42) | OE (n=42) | P value | ||
| Operative mortality [n (%)] | 0 | 5 (3.8) | 0.197 | 0 | 2 (4.8) | 0.157 | |
| Operation time [range] (min) | 330 [235–595] | 310 [180–640] | 0.025 | 330 [235–595] | 298 [180–455] | 0.015 | |
| ICU stay [range] (days) | 1 [1–5] | 1 [1–157] | 0.175 | 1 [1–5] | 1 [1–157] | 0.143 | |
| Blood loss [range] (mL) | 200 [100–1,400] | 300 [50–1,350] | 0.055 | 200 [100–1,400] | 300 [70–1,350] | 0.297 | |
| Number of harvested LNs [range] | 31 [7–71] | 38 [7–127] | 0.003 | 31 [7–71] | 33 [7–81] | 0.198 | |
| Overall complication (at least one) [n (%)] | 16 (38.1) | 62 (47.7) | 0.277 | 16 (38.1) | 24 (57.1) | 0.088 | |
| Recurrent laryngeal nerve injury | 8 (19.0) | 19 (14.6) | 0.492 | 8 (19.0) | 7 (16.7) | 0.782 | |
| Pulmonary complication | 4 (9.5) | 38 (29.2) | 0.010 | 4 (9.5) | 17 (40.5) | 0.004 | |
| Arrhythmia | 1 (2.4) | 3 (2.3) | 0.978 | 1 (2.4) | 1 (2.4) | 1.000 | |
| Anastomotic leak | 2 (4.8) | 11 (8.5) | 0.430 | 2 (4.8) | 4 (9.5) | 0.414 | |
| Chylothorax | 1 (2.4) | 5 (3.8) | 0.653 | 1 (2.4) | 2 (4.8) | 0.564 | |
| Postoperative bleeding | 2 (4.8) | 1 (0.8) | 0.086 | 2 (4.8) | 1 (2.4) | 0.360 | |
VE, video-assisted thoracoscopic surgery esophagectomy; OE, open esophagectomy; ICU, intensive care unit; LNs, lymph nodes.