Prognostic factors and a nomogram for survival in anti-MDA5 antibody-positive dermatomyositis-associated interstitial lung disease.

Although the survival curve suggested a trend toward lower survival among patients diagnosed before 2020, the difference between the two groups did not reach statistical significance (Log rank P = 0.298; HR, 0.653; 95% CI, 0.288–1.478, Figure S2, Supplementary Materials).

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