Univariate | ||||
Parameters | Pleural effusions | Pleural drainage | ||
P value | P value | |||
Age (>55 years old) | 0.908 | 0.080 | ||
Tumor stage (IV vs. IIIC) | <0.001 | 0.009 | ||
Preoperative pleural effusion | 0.215 | 0.831 | ||
Ascites >2000 mL | 0.558 | 0.878 | ||
CA-125 > 1166 U/mL | 0.729 | 0.482 | ||
Albumin <3.9 g/dL | 0.568 | 0.815 | ||
Diaphragmatic surgery (DFTR vs. DP) | <0.001 | <0.001 | ||
Perforation into pleural cavity | 0.996 | 0.996 | ||
TDDE | 0997 | <0.001 | ||
Pleural nodule biopsy | 0.998 | 0.995 | ||
Operating time > 180 min | <0.001 | 0.015 | ||
Estimated blood loss >900 mL | 0.249 | 0.442 | ||
Intraoperative blood transfusion >4.0 units | 0.016 | 0.719 | ||
Multivariate | ||||
Parameters | Pleural effusions | Pleural drainage | ||
HR (95% CI) | P value | HR (95% CI) | P value | |
Tumor stage (IV vs. IIIC) | 17.2 (4.5–66.7) | <0.001 | 4.5 (0.8–25.7) | 0.086 |
Diaphragmatic surgery (DFTR vs. DP) | 4.9 (1.2–19.9) | 0.028 | 5.9 (1.5–23.6) | 0.011 |
TDDE | / | / | 28.3 (4.9–160.8) | <0.001 |
Operating time > 180 min | 15.4 (4.3–55.5) | <0.001 | 2.2 (0.6–8.6) | 0.242 |
Intraoperative blood transfusion >4.0 units | 0.7 (0.2–2.3) | 0.581 | / | / |