Table 5.

T-Value Comparison for Models with HTKS-EF and Fine Motor Composite Entered Separately, Simultaneously, and With Individual Fine Motor Predictors (N=213)

		1) Separate entry		2) Simultaneous entry		3) Individual fine motor predictors
		HTKS-EF only	Fine motor composite only	HTKS-EF (with fine motor composite)	Fine motor composite (with HTKS-EF)	HTKS-EF	Blocks	Design copy	Draw-a-person
Academic knowledge	Fall	5.12	2.79	4.69	2.09	4.65	1.23	1.88	−1.09
	Fall-Spring	1.01	−0.33	.90	−.47	.85	−.32	−.73	1.87
Applied problems	Fall	5.16	1.76	5.06	1.00	5.14	−.37	1.58	.55
	Fall-Spring	4.52	1.83	4.34	1.39	4.45	.29	1.84	−.49
Reading composite	Fall	4.93	3.92	5.10	3.69	5.04	.90	3.80	1.04
	Fall-Spring	.65	2.3	.28	2.24	.36	.08	2.70	.03
Letter-word ID	Fall	3.29	4.07	3.28	4.06	3.23	.74	3.92	.92
	Fall-Spring	.95	1.88	.68	1.80	.74	.04	1.98	−.06
Passage comprehension	Fall	3.38	2.64	3.42	2.38	3.38	.41	2.04	1.23
	Fall-Spring	1.26	3.25	.88	3.13	.94	.67	3.69	.54
Picture vocabulary	Fall	4.30	3.39	3.64	2.62	3.47	1.63	1.05	.87
	Fall-Spring	1.26	1.51	.93	1.32	.93	1.57	.65	.86
Sound awareness	Fall	5.14	2.74	4.76	2.24	4.68	.94	2.11	.48
	Fall-Spring	2.42	2.37	1.84	2.21	2.10	−1.03	3.09	.19

Note. All t-values are from models controlling for background variables (male gender, non-Asian minority, maternal education, and achievement test age). Fall-Spring models also control for fall achievement score.