Table 3

‚ÄÉMultivariate regression analysis: risk of dsDNA seropositivity in white patients with SLE

VariableOR (95% CI)
*Age refers to age at SLE diagnosis.
Sex (male versus female)2.2 (1.0 to 4.7)
Each decade increase in age*0.7 (0.6 to 0.9)
Former versus never smoker1.4 (0.8 to 2.4)
Current versus never smoker4.0 (1.6 to 10.4)
Each additional pack-year1.0 (1.0 to 1.01)