Exploring the Role of Antinuclear Antibody Positivity in the Diagnosis, Treatment, and Health Outcomes of Patients With Rheumatoid Arthritis.

Patients who were ANA‐positive were also slightly younger (mean age: 51 vs 55 years; P = 0.08) and somewhat less likely to be current smokers (5% vs 17%; P = 0.10; Table 2 ), but these associations did not reach statistical significance.

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