Table 2.
Demographics and baseline characteristics by treatment group
| Category | Hydros n = 32 | Hydros TA n = 34 | Synvisc-One n = 32 |
|---|---|---|---|
| Age in years, mean (SD) | 59 (12) | 61 (11) | 59 (12) |
| Gender, n (%) | |||
| Male | 12 (38) | 14 (41) | 16 (50) |
| Female | 20 (63) | 20 (59) | 16 (50) |
| Race, n (%) | |||
| Caucasian | 23 (72) | 28 (82) | 23 (72) |
| Non-Caucasian | 9 (28) | 6 (18) | 9 (28) |
| Body Mass Index in kg/m 2 , mean (SD) | 29.8 (4.1) | 29.0 (4.1) | 29.0 (3.8) |
| Kellgren-Lawrence Grade for Treatment Knee, n (%) | |||
| Grade 2 | 18 (56) | 22 (65) | 18 (56) |
| Grade 3 | 14 (44) | 12 (35) | 14 (44) |
| Pre-Treatment WOMAC score in mm, mean (SD) | |||
| Treatment Knee | 68 (9) | 69 (11) | 66 (12) |
| Non-treatment Knee | 13 (8) | 12 (9) | 12 (8) |
| Duration of Symptoms - Pre-Treatment in Treatment Knee in months, mean (SD) | 64 (59) | 74 (80) | 69 (56) |
Abbreviations: WOMAC = Western Ontario and McMaster Universities Osteoarthritis Index.