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Age-specific incidence rates among 1,241 reproductive-aged Black participants in the Study Environment Lifestyle and Fibroids (SELF) using random date imputation
| Age | Person-years of follow-up | Number of Incident Leiomyomas | Age-specific Incidence Rate* (IR), (95% CI) |
|---|---|---|---|
| < 30 | 2212 | 110 | 49.7 (40.9, 59.9) |
| 30 – 34 | 2937 | 162 | 55.2 (47.0, 64.3) |
| 35 – 39 | 1701 | 99 | 58.2 (47.3, 70.9) |
Incidence rate defined as number of new cases per 1,000 person-years
