Table 3.
Baseline analysis on diagnostic and treatment history of patients with knee osteoarthritis in three groups
| Index | Zhuanggu group (n = 136) | Combination group (n = 138) | Celecoxib group (n = 140) | Statistics | P |
|---|---|---|---|---|---|
| Knee joint X-ray (miss = 0), n (%) | 0.68* | 0.710 | |||
| Level 0 | 7 (5) | 13 (9) | 10 (7) | ||
| Level I | 60 (44) | 57 (41) | 65 (46) | ||
| Level II | 56 (41) | 56 (41) | 53 (38) | ||
| Level III | 13 (10) | 12 (9) | 12 (9) | ||
| Disease course (months), median (minimum, maximum) | 9 (1, 480) | 8 (1, 480) | 9 (1, 300) | 0.86* | 0.649 |
| Treatment history (miss = 0), n (%) | 1.23† | 0.542 | |||
| No | 113 (83) | 121 (88) | 118 (84) | ||
| Yes | 23 (17) | 17 (12) | 22 (16) | ||
| Complicated disease (miss = 0), n (%) | 0.68† | 0.713 | |||
| No | 121 (89) | 121 (88) | 120 (86) | ||
| Yes | 15 (11) | 17 (12) | 20 (14) |
*: Z values; †: χ2 values.