“…Research suggests that rates of cigarette use, HED, and marijuana use rise through the early 20s and subsequently decline for all subgroups similarly (Chen & Kandel, 1995; Brobeck, Bachmann, Croudace, & Brown, 2013; Lee, Mun, White, & Rutgers, 2010), suggesting gender and racial/ethnic disparities in use are relatively stable throughout adolescence and young adulthood. Other research suggests existence of a crossover effect, such that Hispanic and Black adolescents have lower rates in adolescence but higher rates later in adulthood (French, Finkbiner, & Duhamel, 2002; Geronimus, Neidert, & Bound, 1993).…”