CRP and rheumatoid arthritis: A meta-analysis of 15 studies involving 1,636 patients with RA showed that, compared with Western medicine, treatment with “Niuxi” and other TCMs, markedly increased the total effective rate and reduced the number of swollen joints, number of painful joints, rheumatoid factor (RF) levels, erythrocyte sedimentation rate (ESR), and C-reactive protein (CRP) levels (Lv et al., 2023).