Effect of Peat Intervention on Pain and Gait in Patients with Knee Osteoarthritis: A Prospective, Double-Blind, Randomized, Controlled Study
Table 2
Changes of VAS score and serum COMP in peat intervention and control group.
Group
Before intervention
After intervention
value (intragroup analysis)
Mean ± SD
value (intergroup analysis)
Mean ± SD
value (intergroup analysis)
VAS score
Peat group (n = 22)
6.000 ± 1.633
0.605
3.409 ± 1.333
0.066
<0.001
Control group (n = 19)
5.737 ± 1.593
4.421 ± 1.953
<0.001
VAS score difference
Peat group (n = 22)
2.591 ± 1.333
<0.001
Control group (n = 19)
1.316 ± 0.885
Serum COMP (ng/ml)
Peat group (n = 22)
2.872 ± 0.937
0.612
2.706 ± 0.627
0.426
0.310
Control group (n = 19)
3.038 ± 1.120
2.921 ± 1.005
0.156
SD: standard deviation. , significant difference at intergroup and intragroup comparing. Comparison between peat intervention and control groups, Mann–Whitney test. Comparison between before- and afterintervention in each group, Wilcoxon signed-rank test.