Table. Background Characteristics of Study Participants.
| Characteristic | Patients With HS | Healthy Controls |
|---|---|---|
| Total analyzed | 30 | 24 |
| Female, No. (%) | 19 (63) | 13 (54) |
| Age, mean (SD), ya | 46.9 (14.0) | 32.2 (12.0) |
| White race/ethnicity, No. (%) | 30 (100) | 23 (96) |
| BMI, mean (SD)a | 30.5 (7.7) | 26.5 (2.6) |
| Smoking status, No. (%)b | 20 (67) | 7 (29) |
| Sartorius score, mean (SD) | 24 (20) | NA |
| HS severity, No. (%) | ||
| Hurley stage 1 | 0 | NA |
| Hurley stage 2 | 26 (87) | NA |
| Hurley stage 3 | 4 (13) | NA |
| Duration of lesions, median (IQR), d | 21 (14-60) | NA |
| Location of lesions | Groin (n = 15), axilla (n = 15) | Axilla |
| Diameter of lesions, mean (SD), cm | 2.76 (1.38) | NA |
Abbreviations: BMI, body mass index (calculated as weight in kilograms divided by height in meters squared); HS, hidradenitis suppurativa; IQR, interquartile range; NA, not applicable.
a
P < .05 by Wilcoxon rank sum test.
b
P < .05 by χ2 test.