Prospective, Multicenter Evaluation of a Polyherbal Supplement alongside Standard-of-Care Treatment for Mild Knee Osteoarthritis

Figure 4

Results of WOMAC questionnaire. Comparison of pain domain, stiffness domain, physical function domain, and total at visit 1, visit 5 (after 12 weeks), visit 9 (after 24 weeks), and visit 13 (after 36 weeks). Results are presented as median with interquartile range (IQR).

(a)

(b)

(c)

(d)