TABLE 2—

Perception of Moderate or Great Risk of Using Illicit Substances and Lifetime Substance Use Reported by US Latinos and Whites 18 Years and Older, by Nativity: National Survey on Drug Use and Health, 2002

Substance Use Behavior	US-Born White, %	US-Born Latino, %	Immigrant non-Latino White, %	Immigrant Latino, %
Smoking ≥ 1 pack of cigarettes/day	94.4	94.7	93.7	93.2
Trying LSD once or twicea	88.9	91.9b,c	87.9c	94.2b
Trying heroin once or twicea	95.4	97.0b,c	95.2	95.2
Smoking marijuana once per month	63.4	67.3c	63.5c	85.6b
Using cocaine once or twice per month	91.1	91.8	92.0	92.2
Lifetime substance use
Cigarettes	78.4	72.4b,c	70.4b,c	52.9b
Marijuana	46.5	51.5b,c	31.6b,c	17.0b
Cocaine	17.5	20.1c	10.0c	8.7b
Heroin	1.7	2.5c	1.5	. . .
LSD	13.9	13.2c	8.9b,c	1.2b

Note. Percentages were weighted to the US population. Unweighted sample sizes were as follows: US-born White: 24 742; US-born Latino: 2187; immigrant non-Latino White: 848; immigrant Latino: 2149. Ellipses indicate data not available because unweighted sample size was fewer than 15 reported cases.

^aNo time frame specified.

^bSignificantly different from US-born Whites; P < .05.

^cSignificantly different from immigrant Latinos; P < .05.