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A rare-event estimate still has meaningful uncertainty

Microbial keratitis in pooled prospective pediatric soft-lens studies

2.7cases per 10,000 patient-years
95% CI: 0.5–15

Dot: estimate. Line: 95% confidence interval. Units: cases per 10,000 patient-years.

7 prospective studies · 1,756 children · 3,752 patient-years

Observation time is not a count of different children. This is not an Ortho-K rate or an individual prediction.

Bullimore and Richdale, 2023 review. Study participants, lens types and support can differ from routine practice. Prevention, symptom advice and follow-up still matter. Sources: [1] ·

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