Table 2.
Results comparing needle aspiration to closed thoracostomy
| Variable | Needle aspiration (N=21) | Closed thoracostomy (N=19) | p-value |
|---|---|---|---|
| Initial treatment success rate | 17/21 (81.0) | 12/19 (63.2) | 0.16 |
| Success, first attempt | 11/21 (52.4) | ||
| Success, second attempt | 6/10 (60.0) | ||
| 1-Month recurrence rate | 3/21 (14.3) | 1/19 (5.3) | 0.34 |
| Success | 3/17 (17.7) | 1/12 (8.3) | 0.44 |
| Failure | 0 | 0 | 0 |
| 1-Year recurrence rate | 4/21 (19.0) | 3/19 (15.7) | 0.79 |
| Success | 4/17 (23.5) | 3/12 (25.0) | 0.93 |
| Failure | 0 | 0 | 0 |
| Hospital stay | 2.1±1.8 | 5.4±3.6 | <0.01 |
| Success | 1.4±0.5 | 3.3±1.4 | <0.01 |
| Failure | 5.5±1.3 | 8.9±3.4 | 0.05 |
| Size of pneumothorax | |||
| Success, first attempt | 48.5±22.1 | 58.4±19.6 | |
| Success, first attempt | 55.9±19.9 | ||
| Failure | 77.2±22.7 | 77.0±22.3 | |
Values are presented as number (%) or mean±standard deviation. The category of ‘success’ refers to patients in whom the intervention succeeded, while ‘failure’ refers to the patients in which the intervention failed.