RA BIOBADASER registry study of 1128 patients going on ts/bDMARD found 107 (9.3%) w/ multimorbidity (Charlson Comorbidity index ≥ 3). Multimorbid RA were older, more SJC & signif higher DAS28; ts/bDMARD retention rate equal groups https://t.co/am4Uoccla9 https://t.co/P7Ae2Jal2e