Table 6.

Selected Results, Impact of Treatment Initiation

	Adjusted Means
Outcome	Initiated at < 12 months	Initiated at 12+ months	Contrast	P-value
	Mean (95% CI)	Mean (95% CI)	Contrast (95% CI)	P-Value
KABC Nonverbal index	72.68 (70.09,75.28)	72.47 (70.25,74.69)	0.21 (−3.07,3.49)	0.90
KABC Mental processing index	74.53 (72.25,76.81)	73.52 (71.66,75.37)	1.01 (−1.75,3.77)	0.47
BOT-2: Total score	49.25 (47.46,51.04)	47.85 (46.11,49.60)	1.39 (−0.89,3.67)	0.23
BRIEF GEC	50.75 (47.58,53.91)	55.01 (51.73,58.29)	−4.26 (−8.15,−0.37)	0.03
TOVA ADHD	−0.85 (−1.60,−0.11)	−0.13 (−0.75,0.48)	−0.72 (−1.61,0.18)	0.12
TOVA D Prime	2.42 (2.21,2.62)	2.55 (2.35,2.74)	−0.13 (−0.40,0.14)	0.35
TOVA D-prime standard score	82.17 (78.98,85.35)	84.06 (80.91,87.22)	−1.89 (−6.49,2.70)	0.42

Note: Multivariate models adjust for site, sex, age, rural/urban zone, careigver relation to child, socioeconomic index

Note: Contrast is computed as initiated at < 12 months minus initiated at 12+ months