Table 2 Comparison of perioperative outcomes between the two groups
From: Robotic portal resection for mediastinal tumours: a prospective observational study
Variables | Group Aa (N = 45) | Group Bb (N = 28) | P value |
|---|---|---|---|
Total operation timec (min), median (IQR) | 56.0 (46.0, 75.5) | 85.5 (59.8, 95.3) | 0.006 |
Docking time (min), median (IQR) | 5.0 (5.0, 7.5) | 6.0 (5.0, 7.5) | 0.262 |
Console timed (min), median (IQR) | 28.0 (19.0, 42.0) | 51.5 (27.0, 65.5) | 0.003 |
Intraoperative blood loss (mL), median (IQR) | 10.0 (5.0, 30.0) | 20 (10.0, 45.0) | 0.069 |
Intraoperative complications, n | 0 | 1 (1.4%) | 0.384 |
Intraoperative invasion, n | 1 (1.4%) | 3 (4.2%) | 0.154 |
 Lung | 0 | 3 (4.2%) |  |
 Pericardium | 1 (1.4%) | 0 |  |
Conversion, n | 0 | 2 (2.8%) | 0.144 |
Drainage on POD 1 (mL), median (IQR) | 100.0 (20.0, 140.0) | 140.0 (72.5, 256.3) | 0.013 |
Chest tube duration (days), median (IQR) | 2 (2, 3) | 2 (2, 3) | 0.196 |
Length of hospital stay (days), median (IQR) | 2 (2, 3.5) | 3 (2, 5) | 0.157 |
Postoperative complications, n | 5 (6.8%) | 2 (2.7%) | > 0.999 |
 Hypokalemia | 2 (2.8%) | 0 |  |
 Air leakage | 0 | 1 (1.4%) |  |
 Chylothorax | 1 (1.4%) | 0 |  |
 Dyspnea | 0 | 1 (1.4%) |  |
 Hypotension | 1 (1.4%) | 0 |  |
 Pleural effusion | 1 (1.4%) | 0 |  |
Cost ($), median (IQR) | 9037.2 (8490.6, 9551.3) | 9216.4 (8617.2, 9853.9) | 0.207 |