Comparison 22. Phellondendron amurense + Citrus sinensis (NP 06‐1) versus placebo.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Lequesne algofunctional index	1	45	Mean Difference (IV, Random, 95% CI)	‐3.82 [‐7.05, ‐0.59]
1.1 Normal BMI participants	1	18	Mean Difference (IV, Random, 95% CI)	‐2.2 [‐3.37, ‐1.03]
1.2 Overweight BMI participants	1	27	Mean Difference (IV, Random, 95% CI)	‐5.50 [‐6.95, ‐4.05]