Table 1.
Basic clinical information of included subjects
| Clinical characteristics | Patient group* | Control group* | Statistics | P value |
| Sex | ||||
| Male | 57 (70.4%) | 53 (69.7%) | χ 2=0.008 | 0.931 |
| Female | 24 (29.6%) | 23 (30.3%) | ||
| Age (year) | 46±18 (21–87) | 44±16 (21–76) | t=0.804 | 0.422 |
| Cause of injury | ||||
| Traffic accident | 51 | |||
| Fall | 19 | |||
| Compression by heavy objects | 6 | |||
| Explosion | 2 | |||
| Chopped or stabbed by sharp objects | 3 | |||
| Number of injury sites | 2.8±0.9 | |||
| Injury severity score (ISS) | 34.0±11.9 (19–61) | |||
| ISS≤25 | 28 | |||
| ISS>25 | 53 | |||
| Outcome | ||||
| Death | 25 | |||
| Survival | 56 |
*
Data are expressed as number of cases (percentage) or mean±SD (range)