Characteristic | Mean ± SD or n (%) |
---|---|
Age, yrs | 50.2 ± 12.9 |
Body mass index, kg/m2 | 30.3 ± 7.6 |
Female, % | 72 |
Race | |
White | 151 (81) |
African American | 21 (11) |
Other | 14 (8) |
Current smoker | 43 (23) |
RF-positive | 167 (90) |
ACPA status | |
Positive | 93 (50) |
Negative | 34 (18) |
Not measured because of RF positivity | 59 (32) |
Disease duration, mo | 9.3 ± 6.0 |
mHAQ | 1.1 ± 0.3 |
DAS28 | 4.9 ± 1.1 |
ESR, mm/h | 28 ± 22 |
mHAQ: modified Health Assessment Questionnaire; DAS28: Disease Activity Score, 28-joint count; ESR: erythrocyte sedimentation rate; RF: rheumatoid factor; ACPA: anticitrullinated protein antibodies.