Table 2.
Characteristics of participants with hidradenitis suppurativa (HS)
| Total (n = 6156) | Self‐reported HS (n = 1156) | No HS (n = 5000)c | P‐valued | |
|---|---|---|---|---|
| Sex, n (%)a | ||||
| Female | 3855 (62.6) | 850 (73.5) | 3005 (60.1) | < 0.001 |
| Male | 2301 (37.4) | 306 (26.5) | 1995 (39.9) | |
| Age (years), mean (SD) | 55.2 (12.1) | 52.1 (11.8) | 56.0 (12.0) | < 0.001 |
| Female | 54.1 (12.0) | 50.9 (11.4) | 55.0 (12.1) | < 0.001 |
| Male | 57.2 (11.9) | 55.5 (12.3) | 57.4 (11.9) | 0.011 |
| Socioeconomic status,b mean (SD) | −0.57 (1.08) | −0.65 (1.11) | −0.55 (1.07) | 0.013 |
| Missing | 783 | 139 | 644 | |
| Smoking status, n (%)a, b | ||||
| No | 2428 (49.0) | 319 (36.1) | 2109 (51.8) | |
| Yes | 853 (17.2) | 282 (31.9) | 571 (14.0) | < 0.001 |
| Former | 1671 (33.7) | 282 (31.9) | 1389 (34.1) | 0.001 |
| Missing | 1204 | 273 | 931 | |
aThe first variable was used as the reference for analysis. bSelf‐reported. cRandomly matched controls. dAssociations with HS status, analysed via univariable analysis.