CRP and inflammatory bowel disease: The results of the trait association analysis (see Supplementary Table 4) indicated that some SNPs, such as rs1041926, rs4129267, and rs7191548, were associated with certain autoimmune conditions and several potential confounders, such as inflammatory bowel disease, rheumatoid arthritis, levels of C-reactive protein, and frequency of alcohol intake, which may have some impact on OP.