Table 1.
Characteristics of the study population.
| Respondents | p | ||
|---|---|---|---|
| Sex n [%] | Women | 963 [72.4%] | <0.01 |
| Men | 366 [27.6%] | ||
| Time when acne symptoms first appeared | In the previous 5 years | 731 [55%] | <0.01 |
| In the previous 2–3 years | 518 [39%] | ||
| In the previous year | 80 [6%] | ||
| Closest family members were/are also affected by acne | Yes | 877 [66%] | <0.01 |
| No | 452 [34%] | ||
| Location of lesions [multiple answers possible] | Face | 1315 [99%] | <0.01 |
| Chest/cleavage | 463 [34.8%] | ||
| Shoulders and back | 354 [26.6%] | ||
| Type of lesions [multiple answers possible] | Blackheads | 585 [44%] | <0.01 |
| Whiteheads | 492 [37%] | ||
| Red spots | 106 [8%] | ||
| Cysts | 146 [11%] | ||
| Acne severity | Severe | 186 [14%] | <0.01 |
| Moderate | 1023 [77%] | ||
| Mild | 120 [9%] | ||