Table 1. Comparisons of Demographics Variables.
| Variable | Total (n = 94) | Shortening(–) (n = 61) | Shortening (+) (n = 33) | p-value | |
|---|---|---|---|---|---|
| Age (yr) | 53.5 (20–97) | 52.8 (20–97) | 54.8 (22–69) | 0.06 | |
| Sex | 0.17 | ||||
| Male | 41 (44) | 23 (37.7) | 18 (54.5) | ||
| Female | 53 (56) | 38 (62.3) | 15 (45.5) | ||
| Height (cm) | 164.9 | 165.1 | 164.5 | 0.85 | |
| Weight (kg) | 60.7 | 59.5 | 62.9 | 0.28 | |
| Body mass index (kg/m2) | 22.3 | 21.9 | 23.2 | 0.12 | |
| Smoking | 0.21 | ||||
| Yes | 32 (34) | 18 (29.5) | 14 (42.4) | ||
| No | 62 (66) | 43 (70.5) | 19 (57.6) | ||
| Injury mechanism | 0.15 | ||||
| Fall down | 69 (73.4) | 48 (78.7) | 21 (63.6) | ||
| Fall from height (> 2 m) | 16 (17.0) | 7 (11.5) | 9 (27.3) | ||
| Traffic accident | 9 (9.6) | 6 (9.8) | 3 (9.1) | ||
| Time to surgery | 0.35 | ||||
| <12 hr | 34 (36.2) | 20 (32.8) | 14 (42.4) | ||
| >12 hr | 60 (63.8) | 41 (67.2) | 19 (57.6) | ||
| Product | 0.55 | ||||
| Cannulated screw | 69 (73.4) | 46 (75.4) | 23 (69.7) | ||
| Femur neck system | 25 (26.6) | 15 (24.6) | 10 (30.3) | ||
Values are presented as median (range) or number (%).