Table 1.
Characteristic of patients with alopecia areata and healthy controls.
| Parameter | Patients with AA (n = 65) | Healthy controls (n = 71) |
|---|---|---|
| Age, mean ± SD (years) | 44 ± 17 | 46 ± 19 |
| Sex (women/men) | 49/16 | 53/18 |
| BMI, mean ± SD (kg/m2) | 24.78 ± 2.19 | 25.67 ± 3.21 |
| Cholesterol, mean ± SD (mg/dl) | 183.5 ± 20.5 | 179 ± 19 |
| Low-density lipoprotein, mean ± SD (mg/dl) | 109.5 ± 7.5 | 103 ± 6.5 |
| High-density lipoprotein, mean ± SD (mg/dl) | 65 ± 1 | 55 ± 1 |
| Triglycerides, mean ± SD (mg/dl) | 114.5 ± 21.5 | 123 ± 25.5 |
| Fasting glucose, mean ± SD (mg/dl) | 93 ± 17.5 | 96 ± 19.5 |
| Duration of the episode of alopecia, mean ± SD (years) | 3.55 ± 1.63 | NA |
| SALT score, mean ± SD (%) | 30 ± 37 | NA |
| Severity of the disease (n) | NA | |
| Patchy | 51 | |
| Totalis | 7 | |
| Universalis | 719 | |
| Activity of the disease (n) | NA | |
| Activea | 21 | |
| Stableb | 25 | |
| Remittingc | 19 |
BMI body mass index, SALT severity of alopecia tool, SD standard deviation, AA alopecia areata, NA not applicable.
aActive alopecia areata—an increase in total hair loss of more than 5% during 1 month prior to laboratory tests.
bStable alopecia areata—a change in total hair loss of less than 5% during 1 month prior to the laboratory tests.
cRemitting alopecia areata—a decrease in total hair loss of more than 5% during 1 month prior to the laboratory tests.