The findings from the subgroup analyses showed that CRP levels were significantly reduced in T2DM patients (MD −1.22 mg/dl, 95% CI −2.27 to −0.18), but not in non-T2DM (MD −0.01 mg/dl, 95% CI −0.12 to 0.11). The gene discussed is CRP; the disease is type 2 diabetes mellitus.