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. Author manuscript; available in PMC: 2015 Feb 1.

Published in final edited form as: Pediatr Cardiol. 2013 Sep 3;35(2):344–352. doi: 10.1007/s00246-013-0781-6

Table 3.

Comparison of Congenital Heart Disease (CHD) Cohort to Arkansas State Proficiency

		CHD Study Cohort		State Proficiency

	Proficiency	N^a	95% Confidence Interval	Mean (SD) Age in years	Average^b	p value
Grade 3 Literacy	0.54	183	(0.46, 0.62)	9.2 (0.5)	0.67	0.004
Grade 4 Literacy	0.66	151	(0.50, 0.74)	10.2 (0.6)	0.73	0.002
Grade 3 Mathematics	0.71	182	(0.64, 0.78)	9.2 (0.5)	0.73	0.006
Grade 4 Mathematics	0.68	150	(0.60, 0.76)	10.2 (0.6)	0.79	0.005

^a

N is the number of CHD subject values

^b

Scores from testing years 2007–2011