Table 4 Multivariate logistic model relating severely impaired health-related quality of life measured by Skindex-29 to demographic and clinical factors simultaneously adjusting 16 skin diseases
n | Symptoms Odds Ratio (95% CI) | Emotions Odds Ratio (95% CI) | Functioning Odds Ratio (95% CI) | Total scale Odds Ratio (95% CI) | |
|---|---|---|---|---|---|
Gender | |||||
Male (reference) | 3185 | – | 1.00 | – | 1.00 |
Female | 5548 | – | 1.53 (1.37,1.71) | – | 1.39 (1.24,1.57) |
Unknown | 56 | – | – | – | – |
Age (years) | |||||
< 30(reference) | 4758 | 1.00 | 1.00 | 1.00 | – |
30–45 | 2469 | 1.07 (0.89,1.29) | 0.98 (0.84,1.14) | 1.08 (0.96,1.22) | – |
45–65 | 1268 | 0.85 (0.68,1.07) | 0.58 (0.47,0.71) | 0.89 (0.75,1.05) | – |
≥ 65 | 294 | 1.25 (0.89,1.75) | 0.65 (0.47,0.89) | 1.15 (0.85,1.56) | – |
Marital status | |||||
Married / living as (reference) | 4396 | 1.00 | 1.00 | – | – |
Single | 4283 | 0.96 (0.81,1.14) | 1.08 (0.93,1.24) | – | – |
Unknown | 110 | – | – | – | – |
Education level | |||||
≤9(reference) | 1134 | – | 1.00 | 1.00 | 1.00 |
9–12 | 2283 | – | 1.19 (1.00,1.42) | 1.01 (0.85,1.20) | 1.03 (0.86,1.22) |
> 12 | 5301 | – | 0.96 (0.82,1.13) | 0.88 (0.76,1.03) | 0.90 (0.77,1.06) |
Unknown | 71 | – | – | – | – |
Employment | |||||
Employed (reference) | 4947 | – | – | – | – |
Not-employed/student | 3632 | – | – | – | – |
Unknown | 219 | – | – | – | – |
Smoke | |||||
No (reference) | 5723 | – | – | 1.00 | 1.00 |
Yes | 2971 | – | – | 1.19 (1.03,1.37) | 1.22 (1.05,1.42) |
Unknown | 95 | – | – | – | – |
Drink alcohol | |||||
No (reference) | 5237 | – | 1.00 | 1.00 | 1.00 |
Yes | 3401 | – | 1.23 (1.09,1.38) | 1.00 (0.87,1.14) | 1.10 (0.96,1.27) |
Unknown | 151 | – | – | – | – |
Exercise | |||||
No (reference) | 3677 | 1.00 | – | – | – |
Yes | 4899 | 0.85 (0.75,0.97) | – | – | – |
Unknown | 213 | – | – | – | – |
BMI | |||||
< 25(reference) | 7224 | – | 1.00 | – | – |
25–30 | 1114 | 1.01 (0.86,1.18) | – | – | |
≥30 | 151 | – | 0.88 (0.60,1.29) | – | – |
Unknown | 300 | – | – | – | – |
Other chronic disease | |||||
No (reference) | 4904 | 1.00 | 1.00 | 1.00 | 1.00 |
Yes | 3693 | 1.37 (1.20,1.56) | 1.34 (1.20,1.51) | 1.28 (1.14,1.43) | 1.24 (1.10,1.40) |
Unknown | 192 | – | – | – | – |
Duration (years) | |||||
< 1(reference) | 2694 | 1.00 | 1.00 | 1.00 | 1.00 |
1–3 | 2084 | 1.30 (1.10,1.54) | 1.10 (0.96,1.25) | 0.99 (0.87,1.13) | 1.11 (0.97,1.28) |
≥3 | 3217 | 1.47 (1.26,1.71) | 1.46 (1.29,1.65) | 1.22 (1.08,1.38) | 1.39 (1.23,1.58) |
Unknown | 794 | – | – | – | – |
Severity | |||||
Slight (reference) | 278 | 1.00 | 1.00 | 1.00 | 1.00 |
Mild | 2734 | 1.47 (0.92,2.37) | 1.63 (1.20,2.21) | 1.42 (1.03,1.98) | 1.76 (1.22,2.54) |
Moderate | 4316 | 2.75 (1.72,4.38) | 3.06 (2.27,4.13) | 2.78 (2.01,3.83) | 3.40 (2.36,4.89) |
Severe | 1082 | 4.29 (2.65,6.94) | 5.96 (4.28,8.29) | 5.23 (3.70,7.38) | 6.69 (4.57,9.80) |
Very severe | 104 | 10.66 (5.66,20.09) | 14.48 (7.23,29.00) | 13.27 (7.07,24.94) | 15.34 (8.28,28.44) |
Unknown | 275 | – | – | – | – |