Efficacy of Piroxicam Mesotherapy in Treatment of Knee Osteoarthritis: A Randomized Clinical Trial

Table 3

VAS and OKS scores in both groups during the follow-up.

	Mesotherapy group	Oral therapy group	value (within groups)	value (between groups)
VAS^a, mean, SD^b			0.001
Baseline	8.25 ± 1.99	7.45 ± 1.68		0.07
2^nd week	5.25 ± 1.99	5.22 ± 2.27		0.95
4^th week	3.51 ± 2.17	4.48 ± 2.06		0.07
8^th week	3.12 ± 2.09	3.38 ± 2.02		0.62
OKS^c, mean ± SD			Mesotherapy group: 0.001; Oral therapy group: 0.04
Baseline	22.93 ± 7.57	21.13 ± 4.54		0.11
2^nd week	31.60 ± 8.28	25.33 ± 5.93		0.03
4^th week	38.41 ± 9.12	27.25 ± 6.99		0.01
8^th week	39.05 ± 15.32	30.22 ± 8.10		0.01

^aVAS, Visual Analogue Scale; ^bSD, standard deviation; ^cOKS, Oxford Knee Scale.