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Age distribution of FPA patients only, stratified by gender. Percentages are referred to the total number of FPA patients within gender
| Age classes, N (%) | Female | Male |
| 18–19 | 3 (2.7%) | 5 (3.6%) |
| 20–24 | 20 (17.7%) | 26 (18.6%) |
| 25–29 | 21 (18.6%) | 38 (27.1%) |
| 30–34 | 38 (33.6%) | 33 (23.6%) |
| 35–39 | 26 (23.0%) | 35 (25.0%) |
| 40 | 5 (4.4%) | 3 (2.1%) |
