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Forest plot indicating decreased rate of total adverse events (AEs) following MTX plus GSZD treatment of rheumatoid arthritis. GSZD add-on group had fewer AEs than the MTX group. Events means AEs.
CI, confidence interval; GSZD, GuiZhi-ShaoYao-ZhiMu decoction; M–H, Mantel–Haenszel; MTX, methotrexate.
