Table 1.
Cohort 1 demographic data.
Table 2.
Cohort 2 demographic data.
Table 3.
Cohort 1 relationship between smoking, RF and ACPA.
Fig 1.
Odds ratio risk of ACPA positivity in RA.
Table 4.
Cohort 2 relationship between RF levels, ACPA and shared epitope status (n = 409).
Table 5.
Cohort 2 multivariate logistic regression analysis of variables associated with anti-CCP positivity in RA (n = 386).