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. Author manuscript; available in PMC: 2018 Nov 1.
Published in final edited form as: Educ Res. 2017 Nov 15;46(8):474–487. doi: 10.3102/0013189X17737739

FIGURE A2. Percentage point reduction in grade retention rates (with 95% confidence intervals) for children attending early childhood education versus control group (selected programs with available data).

FIGURE A2

+ and dark grey bars identify those observations included in sensitivity analyses using a reduced sample. Seven additional observations (six from the Currie and Thomas NLSCM fixed effect study and one from the NLSY79 Head Start regression discontinuity study) included in primary analyses but not shown due to lack of percentage point data.