Table 3 Effects of defined anatomical parameters on intraoperative injuries
α ≧ 3.95 mm (n = 129) | α < 3.95 mm (n = 129) | P-value | β < 31 mm (n = 131) | β ≧ 31 mm (n = 127) | P-value | γ ≧ 4.2° (n = 131) | γ < 4.2° (n = 127) | P-value | |||
|---|---|---|---|---|---|---|---|---|---|---|---|
Intraoperative injury | 17 (13.2%) | 37 (28.7%) | *0.002 a | 22 (16.8%) | 32 (25.2%) | 0.097 a | 21 (16.0%) | 33 (26.0%) | *0.049 a | ||
Conversion to open thoracotomy | 6 (4.7%) | 0 | *0.029 b | 6 (4.6%) | 0 | *0.030 b | 6 (4.6%) | 0 | *0.030 b | ||
Atelectasis (CD ≧ IIIa) | 47 (36.4%) | 55 (42.6%) | 0.308 a | 44 (33.6%) | 58 (45.7%) | *0.047 a | 46 (35.1%) | 56 (44.1%) | 0.140 a | ||
Left pleural effusion (CD ≧ IIIa) | 28 (22.0%) | 36 (27.9%) | 0.279 a | 26 (20.2%) | 38 (29.9%) | 0.071 a | 30 (23.3%) | 34 (26.8%) | 0.516 a | ||
Postoperative tachycardia (CD ≧ II) | 31 (24.4%) | 34 (27.0%) | 0.639 a | 25 (19.5%) | 40 (32.0%) | *0.023 a | 34 (26.6%) | 31 (24.8%) | 0.748 a | ||
Mediastinal recurrence | 12 (9.3%) | 15 (11.6%) | 0.542 a | 6 (4.6%) | 21 (16.5%) | *0.002 a | 8 (6.1%) | 19 (15.0%) | *0.020 a | ||