An update on the prevalence of cerebral palsy: a systematic review and meta‐analysis
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- 24 January 2013
- journal article
- review article
- Published by Wiley in Developmental Medicine and Child Neurology
- Vol. 55 (6), 509-519
- https://doi.org/10.1111/dmcn.12080
Abstract
Aims The aim of this study was to provide a comprehensive update on (1) the overall prevalence of cerebral palsy (CP); (2) the prevalence of CP in relation to birthweight; and (3) the prevalence of CP in relation to gestational age. Method A systematic review and meta-analysis was conducted and reported, based on the PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-analyses) statement. Population-based studies on the prevalence of CP in children born in 1985 or after were selected. Statistical analysis was carried out using computer package R, version 2.14. Results A total of 49 studies were selected for this review. The pooled overall prevalence of CP was 2.11 per 1000 live births (95% confidence interval [CI] 1.982.25). The prevalence of CP stratified by gestational age group showed the highest pooled prevalence to be in children weighing 1000 to 1499g at birth (59.18 per 1000 live births; 95% CI 53.0666.01), although there was no significant difference on pairwise meta-regression with children weighing less than 1000g. The prevalence of CP expressed by gestational age was highest in children born before 28weeks' gestation (111.80 per 1000 live births; 95% CI 69.53179.78; p<0.0327). Interpretation The overall prevalence of CP has remained constant in recent years despite increased survival of at-risk preterm infants.This publication has 64 references indexed in Scilit:
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