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Retrospective Cohort Study
©The Author(s) 2025.
World J Clin Cases. Nov 26, 2025; 13(33): 110641
Published online Nov 26, 2025. doi: 10.12998/wjcc.v13.i33.110641
Table 3 Primary outcomes after propensity matching, n (%)
Outcomes
RA+DM (n = 50423)
RA-DM (n = 50423)
P value
Interstitial lung diseases1360 (2.25)672 (1.11)< 0.001
Usual interstitial pneumonia/pulmonary fibrosis840 (1.67)227 (0.45)< 0.001
Non-specific interstitial pneumonia494 (0.98)133 (0.26)< 0.001
Eosinophilic lung disease18 (0.04)78 (0.15)< 0.001
Respiratory bronchiolitis interstitial lung disease8 (0.02)5 (0.01)< 0.001
Cryptogenic organizing pneumonia17 (0.03)1 (< 0.01)0.057
Acute interstitial pneumonitis11 (0.02)5 (0.01)< 0.001


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