Table 1.
Demographic characteristics of patients.*
| Total Sample | Sample with Complete SPOC Data |
Sample with Complete SPOC & SF-36 Data at 12 months |
|
|---|---|---|---|
| N | 1319 | 316 | 196 |
| Age at discharge, mean (SD) |
39.2 (15.9) | 38.1 (16.0) | 38.4 (15.6) |
| Gender, n (%) | |||
| Male | 979 (74.2%) | 236 (74.7%) | 148 (75.5%) |
| Female | 340 (25.8%) | 80 (25.3%) | 48 (24.5%) |
| Current Smoker, n (%) | 446 (34.0%) | 112 (35.4%) | 59 (30.1%) |
| Open Fractures, n (%) | 435 (32.8%) | 120 (38.0%) | 71 (36.2%) |
| Closed Fractures, n (%) | 892 (67.2%) | 196 (62.0%) | 125 (63.8%) |
| Gustilo Grade for Open Fractures |
|||
| I | 119 (27.0%) | 32 (26.7%) | 18 (25.4%) |
| II | 171 (38.9%) | 42 (35.0%) | 22 (31.0%) |
| IIIA | 118 (26.8%) | 36 (30.0%) | 21 (29.6%) |
| IIIB | 33 (7.5%) | 10 (8.3%) | 10 (14.1%) |
| Tscherne Grade for Closed Fractures |
|||
| 0 | 273 (30.4%) | 49 (24.4%) | 31 (24.2%) |
| 1 | 460 (51.2%) | 105 (52.2%) | 70 (54.7%) |
| 2 | 144 (16.0%) | 41 (20.4%) | 25 (19.5%) |
| 3 | 21 (2.3%) | 6 (3.0%) | 2 (1.6%) |
| Isolated Fractures, n (%) | 888 (67.3%) | 190 (60.1%) | 116 (59.2%) |
| Multi-trauma, n (%) | 431 (32.7%) | 126 (39.9%) | 80 (40.8%) |
| SF-36 PCS | |||
| pre-injury, mean (SD) | 52.9 (9.1) | 53.8 (8.1) | 54.5 (6.7) |
| 2-weeks,** mean (SD) | 28.2 (7.6) | 27.2 (7.1) | 27.3 (6.8) |
| 12-months,** mean (SD) | 43.2 (11.3) | 43.2 (11.2) | 43.2 (11.2) |
| SF-36 MCS | |||
| pre-injury, mean (SD) | 54.0 (8.6) | 54.3 (8.5) | 54.4 (8.1) |
| 2-weeks,** mean (SD) | 45.5 (12.6) | 44.7 (12.9) | 44.8 (12.7) |
| 12-months,** mean (SD) | 51.7 (11.9) | 51.3 (12.3) | 51.3 (12.1) |
| Mean SPOC Score (SD) | 57.1 (28.5) | 54.9 (28.4) | |
*
Some multi-trauma patients presented with bilateral tibial fractures, resulting in the total number of open and closed fractures being greater than the total number of patients.
**
Post-injury.
Differences between groups were non-significant (p>0.05) for all variables.