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Clinical rate analyzed by sex and age group
| Age group | Male | Female | Total (%) |
|---|---|---|---|
| 0–9 | 5/90 | 9/121 | 14/211 (6.6) |
| 10–19 | 2/53 | 2/56 | 4/109 (3.7) |
| 20–29 | 5/21 | 6/55 | 11/76 (14.5) |
| 30–39 | 2/19 | 2/56 | 4/75 (5.3) |
| ≥ 40 | 4/40 | 3/74 | 7/114 (6.1) |
| Total (%) | 18/223 (8.1) | 22/362 (6.1) | 40/585 (6.8) |
