Variable | Total n = 269 (No., %) | Control group air leak < 5 days n = 238 (No., %) | Air leak ≥ 5 days n = 31 (No., %) | P-value* |
Planned incision |
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VATS Thoracotomy Sternotomy | 251 (93.31) 16 (5.95) 2 (0.74) | 220 (92.44) 16 (6.72) 2 () | 31 (100) 0 0 | 0.285 |
Unplanned conversion VATS to thoracotomy |
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Yes No | 248 (92.19) 21 (7.81) | 15 (6.30) 223 (93.70) | 6 (19.35) 25 (80.65) | 0.011 |
Lobectomy |
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Yes No | 134 (49.81) 135 (50.19) | 115 (48.32) 123 (51.68) | 19 (61.29) 12 (38.71) | 0.174 |
Lobectomy location |
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RUL RML RLL LUL LLL | 42 (15.61) 10 (3.72) 27 (10.04) 33 (12.27) 21 (7.81) | 31 (13.03) 10 (4.20) 23 (9.66) 30 (12.61) 20 (8.40) | 11 (35.48) 0 4 (12.90) 3 (9.68) 1 (3.23) | 0.001 0.611 0.530 0.778 0.485 |
Bilobectomy | 9 (3.35) | 8 (3.36) | 1 (3.23) | 0.969 |
Location bilobectomy |
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RUL/RML RML/RLL | 4 (44.44) 5 (55.56) | 3 (37.50) 5 (62.50) | 1 (100) 0 | 0.444 |
Segmentectomy | 17 (6.32) | 15 (6.30) | 2 (6.45) | 0.974 |
Location segmentectomy |
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LUL apical trisegment LUL lingula LLL sup seg RLL sup seg | 9 (52.94) 2 (11.76) 2 (11.76) 4 (23.53) | 7 (46.67) 2 (13.33) 2 (13.33) 4 (26.67) | 2 (100) 0 0 0 | 0.569 |
Any upper lobectomy | 85 (31.60) | 69 (28.99) | 16 (51.61) | 0.014 |
Any upper lobectomy or bilobectomy | 93 (4.57) | 76 (31.93) | 17 (54.84) | 0.012 |
Wedge resection | 115 (42.75) | 103 (43.28) | 12 (38.71) | 0.629 |
Adhesions > 30% pleural surface | 56 (20.97) | 40 (16.88) | 16 (53.33) | <0.001 |
Incomplete major fissure | 140 (92.72) | 119 (91.54) | 21 (100) | 0.384 |
Fissure division |
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Stapler Cautery Combination | 103 (72.54) 6 (4.23) 33 (23.24) | 86 (71.07) 6 (4.96) 29 (23.97) | 17 (80.95) 0 4 (10.05) | 0.744 |
Intraoperative transfusion | 3 (1.12) | 3 (1.26) | 0 | 0.530 |