Table 2.

Means and standard deviations by group for the outcome indicators at T1 and T2

	KITS group				FCC group
	T1		T2		T1		T2
	M	SD	M	SD	M	SD	M	SD
DIBELS: Initial Sound Fluency	5.64	5.69	7.68	7.41	6.20	6.05	6.87	6.93
DIBELS: Letter Naming Fluency	6.90	9.96	8.75	11.04	7.37	9.40	8.52	10.43
Concepts About Print	4.98	3.24	7.10	3.28	5.59	3.32	6.45	3.85
Caregiver Rating of Prereading Skillsa	−0.09	0.85	−0.06	0.87	0.11	0.80	0.07	0.81
Preschool PIPPS Score	2.73	0.47	2.73	0.40	2.80	0.41	2.78	0.42
CBCL Social Competence	4.54	1.82	4.77	1.99	4.94	1.86	4.87	2.03
Emotion understanding	9.52	3.08	10.80	2.86	8.78	3.27	11.01	2.82
Inhibitory Controla	−0.01	0.71	−0.01	0.69	0.05	0.70	−0.04	0.76
Behavioral Regulationa	−0.02	0.77	0.07	0.84	0.02	0.92	−0.07	0.89
Emotional Regulationa	−0.05	0.71	−0.01	0.79	0.07	0.81	−0.01	0.77

Note. T1 = Time 1; T2 = Time 2; DIBELS = Dynamic Indicators of Basic Early Literacy Skills; PIPPS = Penn Interactive Peer Play Scale; CBCL = Child Behavior Checklist.

^aStandardized means for composite variables.