Table 2. Preoperative and postoperative variables of patients who developed major morbidity or not.
| Clinical characteristics | Major morbidity (n=110) | No or minor morbidity (n=79) | P value |
|---|---|---|---|
| Age (years) | 0.140 | ||
| ≤65 | 54 (49.1) | 30 (38.0) | |
| >65 | 56 (50.9) | 49 (62.0) | |
| Male gender (%) | 92 (83.6) | 69 (87.3) | 0.538 |
| ASA class (%) | 0.461 | ||
| I–II | 60 (54.5) | 38 (48.1) | |
| III–IV | 50 (45.5) | 41 (51.9) | |
| BMI (kg/m2) | 24.07±4.21 | 23.72±3.50 | 0.555 |
| FEV1% (%) | 0.024 | ||
| ≤78 | 64 (61.0) | 33 (44.0) | |
| >78 | 41 (39.0) | 42 (56.0) | |
| Smoking history (%) | 70 (63.6) | 54 (68.4) | 0.537 |
| Hypertension (%) | 41 (37.3) | 37 (46.8) | 0.231 |
| Coronary heart diseases (%) | 11 (10.1) | 9 (11.4) | 0.814 |
| Diabetic mellitus (%) | 11 (10.1) | 12 (15.2) | 0.367 |
| COPD (%) | 3 (2.7) | 1 (1.3) | 0.641 |
| Neoadjuvant therapy (%) | 6 (5.5) | 1 (1.3) | 0.242 |
| AJCC staging (%) | 0.272 | ||
| Stage 0–1 | 7 (6.4) | 8 (10.1) | |
| Stage 2 | 45 (40.9) | 24 (30.4) | |
| Stage 3–4 | 58 (52.7) | 47 (59.5) |
ASA, American Society of Anesthesiologists; FEV1, forced expiratory volume in 1 second of predicted; BMI, body mass index; COPD, chronic obstructive pulmonary disease; AJCC, American Joint Committee on Cancer.