IFIH1 and interstitial lung disease: The pooled sensitivity, specificity, and area under the curve (AUC) values of anti-MDA5 antibody for DM-ILD were 0.47 (95% CI: 0.37–0.57), 0.96 (95% CI, 0.92–0.97), and 0.90 (95% CI: 0.88–0.93), respectively, with a low sensitivity value.