Procedures preceding pneumothorax in the last 24 hours
| No of patients who underwent procedures within the preceding 24 hours before developing pneumothorax n (%) | 34 (45.3) |
| No of procedures preceding pneumothorax | 65 |
| VA ECMO | 1 (1.5%) |
| VV ECMO | 1 (1.5%) |
| NGT insertion | 11 (16.2%) |
| Tracheostomy | 2 (3%) |
| Internal jugular line insertion | 23 (35.3%) |
| Intubation | 23 (35.3%) |
| Postextubation, while on ECMO | 1 (1.5%) |
| Subclavian central venous line insertion | 2 (3 %) |
| Therapeutic/diagnostic pleural tapping | 1 (1.5%) |
ECMO, extracorporeal membrane oxygenation; NGT, nasogastric tube; VA ECMO, venoarterial extracorporeal membrane oxygenation; VV ECMO, venovenous extracorporeal membrane oxygenation.