Table 2.
Comparison of the characteristics of cases with and without chest tube placement
| Variable | Tube thoracostomy (+) (n= 117) n (%) | Tube thoracostomy (-) (n= 197) n (%) | p |
|---|---|---|---|
| Variable | Total (n= 314) n (%) | ||
| Age (mean ± SD) | 63.09 ± 10.27 | 64.19 ± 9.83 | 0.43 |
| Gender | |||
| Male | 106 (90.6) | 165 (83.8) | 0.13 |
| Female | 11 (9.4) | 32 (16.2) | |
| Emphysema | |||
| Present | 79 (67.5) | 121 (61.4) | 0.28 |
| Absent | 38 (32.5) | 76 (38.6) | |
| Needle angle | |||
| 30-45° | 22 (18.8) | 37 (18.8) | 0.99 |
| 75-90° | 95 (81.2) | 160 (81.2) | |
| Follow-up time in emergency (hour) (mean ± SD) | 5.04 ± 5.57 | 7.22 ± 5.43 | <0.001 |
| Time to thoracostomy (hour) (mean ± SD) | N/A | N/A | N/A |
| Size of the lesion (mm) (mean ± SD) | 37.14 ± 19.97 | 33.21 ± 17.85 | 0.089 |
| Lesion depth from the pleural surface (mean ± SD) | 34.62 ± 19.80 | 22.81 ± 17.82 | <0.001 |
SD: Standard deviation.