Additional file 2: of PTGER4 gene variant rs76523431 is a candidate risk factor for radiological joint damage in rheumatoid arthritis patients: a genetic study of six cohorts

Table S1. Multivariate linear mixed models to analyze the time-varying effect of the PTGER4 rs6896969 variant in radiographic joint damage of the HCSC-RAC, PEARL, and PAZ cohorts. Table S2. Single-nucleotide polymorphisms with p < 0.05 in the constant effect pooled analysis from the discovery cohorts. Table S3. Single-nucleotide polymorphisms with p < 0.05 in the time-varying effect pooled analysis from the discovery cohorts. Table S4. Single-nucleotide polymorphisms selected for replication in the constant effect analysis and their associations with radiological joint damage in the six cohorts. Table S5. Single-nucleotide polymorphisms selected for replication in the time-varying effect analysis and their associations with radiological joint damage in the six cohorts. (DOC 325 kb