Table 1.
Demographic characteristics of survey respondents
| Variable | Value |
|---|---|
| Age, mean (SD) | 50.4 (14.3) |
| Sex, n (%) | |
| Male | 322 (26.7) |
| Female | 884 (73.3) |
| Average age at onset of psoriasis, mean (SD) | 27.2 (17.2) |
| Severity of skin condition (without treatment), n (%) | |
| Mild | 252 (20.9) |
| Moderate | 509 (42.2) |
| Severe | 444 (36.9) |
| Body surface area (without treatment), n (%) | |
| Barely any or very little | 94 (7.8) |
| <5% body surface | 357 (29.6) |
| 5–10% body surface | 300 (24.9) |
| 11–20% body surface | 230 (19.1) |
| >20% body surface | 224 (18.6) |
| Presence of psoriatic arthritis | 529 (43.9) |
| Family history of skin condition, n (%) | 581 (48.3) |
| Average BMI, mean (SD) | 28.4 (7.4) |
| Underweight (<18.5), n (%) | 35 (2.9) |
| Normal (18.5–24.9), n (%) | 403 (33.6) |
| Overweight (25–29.9), n (%) | 360 (30.3) |
| Obese 30+, n (%) | 396 (32.8) |
| Race, n (%) | |
| White | 1066 (87.2) |
| Asian/Pacific Islander | 60 (5) |
| Hispanic | 47 (3.9) |
| Native American | 16 (1.3) |
| African American | 8 (0.7) |
| Other | 25 (2.1) |
| Highest level of education, n (%) | |
| Less than high school | 14 (1.2) |
| High school graduate | 207 (17.3) |
| Undergraduate | 371 (30.9) |
| Graduate/professional degree | 608 (50.7) |
| Area in which you live, n (%) | |
| Urban/suburban | 945 (79) |
| Rural | 251 (21) |
| Average annual household income, n (%) | |
| <$20,000 | 88 (7.4) |
| $20,000–$40,000 | 151 (12.7) |
| $40,001–$60,000 | 168 (14.1) |
| $60,001–$100,000 | 242 (20.4) |
| >$100,000 | 298 (25.1) |
| Prefer not to say | 242 (20.4) |