TABLE 3.
Comparison of osteoporosis events between patients with seborrheic dermatitis and controls
| Variables | With seborrheic dermatitis | Controls | Crude HR a (95% CI) | Adjusted HR a (95% CI) | P | ||||
|---|---|---|---|---|---|---|---|---|---|
| Osteoporosis events | PYs | Rate | Osteoporosis events | PYs | Rate | ||||
| Overall | 77 | 31 874.07 | 2.42 | 206 | 468 494.47 | 0.44 | 8.05 (5.93–10.92) | 5.95 (4.35–8.13) | <0.001 |
| Gender | |||||||||
| Males | 16 | 15 325.62 | 1.04 | 55 | 216 992.88 | 0.25 | 6.12 (3.24–11.54) | 3.80 (1.95–7.38) | <0.001 |
| Females | 61 | 16 548.45 | 3.69 | 151 | 251 501.59 | 0.60 | 9.15 (6.43–13.01) | 7.36 (5.15–10.52) | <0.001 |
| Age subgroup | |||||||||
| 18–29 | 8 | 13 286.19 | 0.60 | 26 | 19 9854.95 | 0.13 | 6.78 (3.02–15.23) | 6.03 (2.68–13.58) | <0.001 |
| 30–39 | 15 | 9258.64 | 1.62 | 35 | 139 398.47 | 0.25 | 9.39 (5.02–17.54) | 8.05 (4.28–15.12) | <0.001 |
| 40–49 | 54 | 9329.24 | 5.79 | 145 | 129 241.04 | 1.12 | 7.31 (5.17–10.34) | 6.16 (4.31–8.81) | <0.001 |
Abbreviations: 95% CI, 95% confidence interval; HR, hazard ratio; PY, person‐year; Rate, incidence rate in per 1000 person‐years.
a
Model adjusted for age, gender, CCI and relevant comorbidities.