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Natural history of high-grade CIN during pregnancy
| High-grade CIN | ||||
| Number of studies | Rate | 95% CI | Heterogeneity | |
| Regression | 10 | 40% | 35% to 45% | 55% |
| Persistence | 10 | 59% | 54% to 64% | 57.1% |
| Progression | 6 | 1% | 0% to 2% | 0.0% |
CIN, cervical intraepithelial neoplasia.
