Table 1.

Sample Descriptive Statistics(Weighted) NHANES III, 1988–1994

Percentage or Mean and Linearized Standard Error
	Ages 6–16	Ages 25–49
CMV Positive	38.6%	57.1%
Non-Hispanic White	67.7%	76.9%
Black	14.5%	11.3%
Mexican-American	13.4%	5.03%
Male	51.3%	49.1
Years of Education†	12.5 (.11)	13 (.08)
Annual Family Income	36864.5 (1145.7)	41432 (809)
Housing Density (Persons/Rooms)	0.79 (0.01)	0.61 (.01)
Before age 4, attend day care w/ 6+ kids	46%	N/A
Smoker in Household	39.1%	N/A
Child was born low birthweight	2.7%	N/A
Mother born outside U.S.	15.6%	N/A
Born outside the U.S	0.07	11.5%
Never Smoker	N/A	45%
Former Smoker	N/A	21.3%
Current Smoker	N/A	33.7%
>10 Lifetime Sexual Partners	N/A	32.4%
Age at First Intercourse	N/A	17.6 (.08)
N=	4149	6036

^†Highest grade completed by household reference person for ages 6–16