Research Article
Efficacy of Piroxicam Mesotherapy in Treatment of Knee Osteoarthritis: A Randomized Clinical Trial
Table 6
WOMAC score improvement in both groups during the follow-up compared to the baseline.
| | Mesotherapy group | Oral therapy group | value (within groups) | value (between groups) |
| WOMACa improvement, mean ± SDb | | | | | Pain decrement | | | Mesotherapy group: 0.001 Oral therapy group: 0.04 | | In 2 weeks | 4.87 ± 3.05 | 1.70 ± 2.84 | | 0.001 | In 4 weeks | 7.96 ± 3.19 | 2.32 ± 2.84 | | 0.001 | In 8 weeks | 8.45 ± 4.28 | 3.58 ± 3.37 | | 0.001 | Stiffness decrement | | | Mesotherapy group: 0.001 Oral therapy group: 0.06 | | In 2 weeks | 0.96 ± 1.16 | 0.19 ± 0.54 | | 0.001 | In 4 weeks | 1.67 ± 1.72 | 0.29 ± 0.58 | | 0.001 | In 8 weeks | 1.70 ± 1.69 | 0.61 ± 1.17 | | 0.004 | Function improvement | | | Mesotherapy group: 0.001 Oral therapy group: 0.03 | | In 2 weeks | 15.03 ± 8.59 | 6.83 ± 9.82 | | 0.001 | In 4 weeks | 23.90 ± 10.03 | 15.06 ± 8.60 | | 0.001 | In 8 weeks | 24.61 ± 12.25 | 18.88 ± 9.52 | | 0.001 | Total score improvement | | | Mesotherapy group: 0.001 Oral therapy group: 0.04 | | In 2 weeks | 20.86 ± 11.93 | 8.72 ± 4.36 | | 0.001 | In 4 weeks | 33.53 ± 13.96 | 17.67 ± 7.11 | | 0.001 | In 8 weeks | 34.76 ± 17.14 | 23.07 ± 10.52 | | 0.001 |
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aWOMAC, Western Ontario and McMaster Universities Arthritis Index; bSD, standard deviation.
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