Table 2.
Demographic characteristics by group
| Total |
T |
HP |
LP |
||||||
|---|---|---|---|---|---|---|---|---|---|
| Number of subjects, n (%) | 277 (100%) |
151 (55%) |
44 (16%) |
82 (30%) |
|||||
| Age (mean years ± SD) | 63 ± 14 | 62 ± 13 | 66 ± 16 | 65 ± 13 | 1,2 | ||||
| <50 (n, %) | 44 | 16% | 25 | 17% | 10 | 23% | 9 | 11% | 2,3 |
| 50–64 (n, %) | 108 | 39% | 67 | 44% | 9 | 20% | 32 | 39% | |
| 65–74 (n, %) | 65 | 23% | 33 | 22% | 9 | 20% | 23 | 28% | |
| ≥75 (n, %) | 70 | 22% | 36 | 17% | 16 | 36% | 18 | 22% | |
| Males (n, %) | 271 | 98% | 150 | 99% | 42 | 96% | 79 | 96% | |
| Race (n, %) | |||||||||
| White (n, %) | 141 | 59.7 | 77 | 59.7 | 24 | 57.1 | 40 | 61.5 | |
| Black (n, %) | 95 | 39.8 | 52 | 39.5 | 18 | 42.9 | 25 | 38.5 | |
| BMI (kg/m2) | 26.4 ± 5.4 | 26.6 ± 5.4 | 26.3 ± 5.9 | 26.0 ± 5.1 | |||||
| Underweight (<19) | 13 | 6% | 7 | 6% | 3 | 8% | 3 | 4% | |
| Normal (19–24.9) | 93 | 37% | 45 | 35% | 14 | 35% | 34 | 46% | |
| Overweight (25–29.9) | 84 | 35% | 44 | 35% | 16 | 40% | 24 | 32% | |
| Obese (≥30) | 51 | 22% | 31 | 24% | 7 | 18% | 13 | 18% | |
| SCI/D type (n, %) | |||||||||
| Trauma | 206 | 73% | 119 | 78% | 24 | 52% | 63 | 76% | |
| Duration of injury (year ± SD) | 18 ± 15 | 16 ± 15 | 19 ± 20 | 20 ± 15 | |||||
| Number of outpatient visits ± SD | 149 ± 108 | 153.8 | 145.1 | 142.3 | |||||
| Number of inpatient admissions ± SD | 5 ± 5 | 5.3 | 6.1 | 4.0 | 3 | ||||
1, T vs. HP; 2, T vs. LP; 3, HP vs. LP; P < 0.05.