VA #RA registry study of 263 RA-ILD pts (mean 69 yrs, 95% male, 73% W, 85% smokers), finds the MUC5B promoter variant in 33.5%. While the MUC5B variant is assoc w/ RA-ILD risk, it does not predict survival or mortality. Other genetic & nongenetic factor must be responsible… https://t.co/sr1AtAZRDT https://t.co/KKD7RLnIqR