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Table 5 Covariates associated with a new lung co-morbidity (obstructive lung disease, rheumatoid arthritis-associated lung disease) during the first five years

From: Co-morbidity in patients with early rheumatoid arthritis - inflammation matters

Covariates Odds ratio CI 95 % P value
ESR, T0, mm/h 1.002 0.988, 1.017 0.760
Smoking ever, T0 6.479 1.925, 21.800 <0.01
Age at disease onset, years 1.043 1.010, 1.078 <0.05
Sex female/male 1.663 0.765, 3.618 0.199
  1. Multiple logistic regression analysis (n = 637). ESR erythrocyte sedimentation rate, T0 baseline, T5 five years after baseline