. Author manuscript; available in PMC: 2016 Apr 4.

Published in final edited form as: Res Dev Disabil. 2014 Aug 15;35(11):2691–2701. doi: 10.1016/j.ridd.2014.07.003

Table 1.

Mean, (SD), and range of chronological age, developmental age, FMRP expression, and medication usage at baseline for males and females with FXS.

	Males	Females	t/X²	p-value

Age (years)	11.76 (4.19) range = 2 to 26	11.46 (4.44) range = 3 to 25	.39	.70
VABS^a	5.05 (2.50) range = 1 to 11	8.24 (3.96) range = 2 to 17	5.08	<.001
FMRP (%)	14.10 (14.84) range = 1 to 75	55.35 (18.84) range = 15 to 96	12.99	<.001
Medication use (%)	62.5	37.5	4.21	.04

VABS Adaptive Behavior Composite Age-Equivalent Score