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

Published in final edited form as: J Learn Disabil. 2011 Aug 19;44(5):472–488. doi: 10.1177/0022219411414010

Table 4.

Kindergarten through 5^th Grade Mathematics Tests Scores for Children Entering Kindergarten with and without IEP and a Disability Diagnosis

	Children with LD^***		Children with SLI^***		Children with neither IEP nor Disability Diagnosis^***

	N	Weighted Mean (SD)	N	Weighted Mean (SD)	N	Weighted Mean (SD)
Spring K	20	26.68 (6.11)	180	28.55 (10.24)	7,200	34.20 (11.66)
Spring 1^st grade	20	52.05 (14.15)	180	47.86 (14.94)	7,200	59.20 (16.47)
Spring 3^rd grade	20	81.93 (24.96)	180	79.01 (22.93)	7,200	93.76 (21.18)
Spring 5^th grade	20	92.91 (21.91)	180	100.97 (24.61)	7,200	114.61 (20.99)

Note. IEP=Individualized Education Program. LD=Learning disability. SLI=Speech or language impairment. K=Kindergarten.

^***

Each between-group contrast (i.e., LD vs. non-disabled; SLI vs. non-disabled; LD vs. SLI) for each variable was statistically significant at p<.001.