Figure 2. DSM-IV Heroin Use Disorder in the 2001-2002 National Epidemiologic Survey on Alcohol and Related Conditions (NESARC) and the 2012-2013 NESARC-III.

Differences in prevalences across variable categories in NESARC are compared with differences in prevalences in NESARC-III. Error bars indicate 95% CIs.

^aP < .001, compared with women.

^bP < .001, compared with nonwhite.

^cP = .01, compared with 45 years or older.

^dP = .03, compared with 45 years or older.

^eP = .01, compared with married or living as married.

^fP = .002, compared with married or living as married.

^gP = .003, compared with some college or more.