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Table 3 Metaregression of included studies

From: A systematic review of the prevalence of parental concerns measured by the Parents’ Evaluation of Developmental Status (PEDS)indicating developmental risk

Study characteristics Prevalence of high risk (%, 95% CI) P value Prevalence of moderate risk (%, 95% CI) P value
All studies 13.8 (10.9,16.8)   19.9 (16.8,23.1)  
Sample type     
Population survey 13.5 (8.8,18.1) 0.86 18.7 (14.3,23.1) 0.47
Community sample 14.0 (10.2,17.8)   21.0 (16.7,25.2)  
Type of PEDS     
Survey PEDS 17.9 (10.9,24.9) 0.15 20.6 (16.9,24.3) 0.50
Clinical PEDS 12.6(9.6,15.7)   18.3 (12.9,23.7)  
Study purpose     
Population risk measure 14.5 (9.7,19.2) 0.71 20.1 (15.4,24.9) 0.92
Developmental surveillance tool 13.3 (9.6,17.1)   19.8 (15.6,24.0)  
Study quality     
High quality 13.5 (8.8,18.1) 0.86 18.7 (14.3,23.1) 0.47
Medium/low quality 14.0 (10.2,17.8)   21.0 (16.7,25.2)  
Study age group     
3 years and under 14.5(8.9,20.2) 0.76 22.9(16.7,29.1) 0.25
Includes over 3 years 13.5(10.1,16.9)   18.9 (15.4,22.3)  
Publication type     
Peer review/Government report 11(8.1,14.0) 0.013 21.1(16.9,24.4) 0.39
Abstracts/website/manuals 18.0(13.0,22.9)   18.4(14.1,22.8)  
Country income High    
High 13.2(10.2,16.3) 0.38 21.5(18.6,24.5) 0.001
Middle/low 17.2(8.2,26.1)   8.4(3.7,13.1)