Table 2 Demographic characteristics of study participants
Characteristic | n (%) |
|---|---|
Sex | Â |
 Female | 735 (66%) |
 Male | 384 (34%) |
Age range (years) | Â |
 18–49 | 345 (31%) |
 50–59 | 338 (30%) |
 60–69 | 282 (25%) |
 70 or older | 154 (14%) |
Race/Ethnicity | Â |
 White or Caucasian | 876 (78%) |
 Black or African American | 96 (9%) |
 Hispanic | 80 (7%) |
 Other | 67 (6%) |
Education | Â |
 High school or less | 266 (24%) |
 Some college | 446 (40%) |
 College graduate | 407 (36%) |
Medical condition | Â |
 Rheumatoid arthritis | 727 (65%) |
 Ankylosing spondylitis | 60 (5%) |
 Plaque psoriasis | 274 (24%) |
 2 or more medical conditions | 58 (5%) |
Subjective health literacy…mean ± SDa | 3.42 ± 0.56 |
Illness knowledge…mean ± SDb | 3.63 ± 0.98 |