Table 1 Comparison of baseline data
Early group (n = 201) | Delayed group (n = 202) | p | |
|---|---|---|---|
Age (Y, mean ± SD) | 49.66 ± 3.5 | 50.28 ± 3.8 | 0.089 |
Gender, no. (%) | |||
Male | 137 (68.16%) | 143 (70.79%) | 0.566 |
Female | 64 (31.84%) | 59 (29.21%) | |
BMI (KG/cm2, mean ± SD) | 22.98 ± 2.2 | 23.21 ± 2.4 | 0.317 |
Flail chest | 114 (56.44) | 109 (54.23) | 0.578 |
Hemothorax | 104 (51.74%) | 101 (50.00%) | 0.727 |
Pneumothorax | 120 (59.70%) | 115 (56.93%) | 0.573 |
ISS, mean ± SD | 14.91 ± 1.7 | 14.83 ± 1.5 | 0.617 |
Smoking History, no. (%) | 71 (35.32%) | 77 (38.12%) | 0.561 |
Drinking History, no. (%) | 85 (42.29%) | 82 (40.59%) | 0.730 |
Living environment, no. (%) | |||
Town | 138 (68.66%) | 142 (70.30%) | 0.721 |
Countryside | 63 (31.34%) | 60 (29.70%) | |
Past medical history, no. (%) | |||
Hypertension | 75 (37.31%) | 82 (40.59%) | 0.500 |
Diabetes | 59 (29.35%) | 53 (26.24%) | 0.485 |