Table 1.
Baseline Characteristics and Demographics.a
| Parameter | PBS (n = 159) | Gel-200 (n = 152) |
|---|---|---|
| Gender, n (%) | ||
| Male | 60 (37.7) | 64 (42.1) |
| Female | 99 (62.3) | 88 (57.9) |
| Age, years (mean ± SD) | 62.8 ± 8.85 | 61.0 ± 9.38 |
| K-L grade, n (%) | ||
| Grade 2 | 92 (57.9) | 85 (55.9) |
| Grade 3 | 67 (42.1) | 67 (44.1) |
| Duration of OA knee disease, months (mean ± SD) | 7.83 ± 6.07 | 7.43 ± 6.75 |
| Baseline WOMAC pain subscores (mean ± SD) | 63.45 ± 9.20 | 63.42 ± 9.12 |
PBS = phosphate buffered saline; K-L = Kellgren-Lawrence; WOMAC = Western Ontario and McMaster Universities Arthritis Index.
a
No statistically significant differences were identified between treatment groups.