Table 1.
Baseline participant characteristics according to assigned initial treatment
| Characteristics | Active Brace to Control brace (n=41) | Control brace to Active brace (n=39) |
|---|---|---|
| Age, mean SD years | 60(9.7) | 61(9.1) |
| Male sex, % | 9 (22.5%) | 8 (20.5%) |
| Body mass index, mean SD kg/m2 | 27.7(12.5) | 27.4(14.0) |
| Kellgren/Lawrence grade ≥2, % | 24(58.5%) | 21(53.8%) |
| VAS† pain score, mean SD (0–100 scale) | 45.2(27.4) range: 1–100, Median: 38. |
35.4(24.8) range: 1–87, Median: 26. |
| WOMAC* pain score, mean SD (0–20 scale) | 7.8(3.6) | 7.2(3.9) |
| Kellgren and Lawrence Grade signal knee: Median {range} | 2(0–4) | 2(0–4) |
| n (%) Grade 0 | 7(17%) | 8(21%) |
| n (%) Grade 1 | 10(24%) | 10(26%) |
| n (%) Grade 2 | 6(15%) | 6(15%) |
| n (%) Grade 3 | 13(32%) | 10(26%) |
| n (%) Grade 4 | 5(12%) | 5(13%) |
| Lateral PF Joint Space Narrowing Grade signal knee: Median {range} | 2(0–3) | 2(0–3) |
| n (%) Grade 0 | 3(7%) | 3(8%) |
| n (%) Grade 1 | 17(41%) | 14(36%) |
| n (%) Grade 2 | 11(27%) | 15(38%) |
| n (%) Grade 3 | 10(24%) | 7(18%) |
†
VAS-Visual Analog Scale pain score at commencement of bracing
*
WOMAC- Western Ontario and McMaster Universities Osteoarthritis Index.