Table 1.

Characteristics of the study sample, both within and across sexes.

	N			Chronological age (yrs)			IQ
	Yale	CAR	Total	Mean	SD	Range	Mean	SD	Range
Female	104	52	156	15.94	7.92	5–49	113.24	13.00	79–147
Male	189	173	362	14.30	6.42	6–55	113.41	15.57	72–155
Total	293	225	518	14.79	6.94	5–55	113.36	14.83	72–155