Table 1 Preoperative patient characteristics and surgical data
Characteristics | Total | No PCCs | PCCs | |
|---|---|---|---|---|
(n = 237) | (n = 221) | (n = 16) | P value | |
Age, years | 70 ± 9 | 69 ± 9 | 78 ± 5 | 0.0001 |
Male, n (%) | 160 (68) | 148 (67) | 12 (75) | 0.6 |
Cardiopulmonary comorbidity, n (%) | 138 (58) | 125 (57) | 13 (81) | 0.07 |
Cardiothoracic ratio | 0.47 ± 0.05 | 0.47 ± 0.05 | 0.48 ± 0.08 | 0.7 |
Brinkman index | 632 ± 627 | 620 ± 603 | 801 ± 903 | 0.6 |
%FEV1 | 108 ± 24 | 109 ± 23 | 100 ± 33 | 0.2 |
FEV1/FVC | 71 ± 11 | 71 ± 10 | 68 ± 17 | 0.7 |
%DLCO | 105 ± 31 | 105 ± 31 | 103 ± 31 | 0.8 |
%ppoFEV1 | 88 ± 21 | 87 ± 21 | 84 ± 29 | 0.4 |
%ppoDLCO | 85 ± 26 | 85 ± 26 | 86 ± 27 | 0.9 |
PA/A ratio | 0.82 ± 0.12 | 0.81 ± 0.11 | 0.90 ± 0.15 | 0.03 |
Surgical procedure, n (%) | 1 | |||
Lobectomy or bilobectomy | 185 (78) | 172 (78) | 13 (81) | |
Segmentectomy or wedge resection | 52 (22) | 49 (22) | 3 (19) | |
Pathological stage, n (%) | 0.4 | |||
Stage I | 174 (73) | 164 (74) | 10 (63) | |
Stage II or III | 63 (27) | 57 (26) | 6 (38) |