| Complication | In ruptured cysts, n = 37 (%) | In intact cysts, n = 46 (%) | Total, n = 83 (%) | p ˂ 0.05 |
| Prolonged air leak* | 4 (10.8) | 3 (6.5) | 7 (8.4) | Not significant |
| Empyaema | 6 (16.2) | 0 (0) | 6 (7.2) | Significant |
| Wound infection | 4 (10.8) | 1 (2.1) | 5 (6) | Not significant |
| Atelectasis | 2 (5.4) | 1 (2.1) | 3 (3.6) | Not significant |
| Postoperative bleeding* | 2 (5.4) | 0 (0) | 2 (2.4) | Not significant |