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Longitudinal group\u2010based mixture models were used to identify <jats:styled-content style=\"fixed-case\">HED<\/jats:styled-content> trajectories, and multinomial logistic regression was used to determine correlates of membership in each group.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>We identified 5 distinct <jats:styled-content style=\"fixed-case\">HED<\/jats:styled-content> trajectories: nonheavy drinkers (31.9%); infrequent heavy drinkers (i.e., &lt;10 heavy drinking days per 6\u2010month period, 54.3%); regular heavy drinkers (30 to 45 heavy drinking days per 6\u00a0months, 8.4%); drinkers who increased <jats:styled-content style=\"fixed-case\">HED<\/jats:styled-content> over time (average 33\u00a0days in the past 6\u00a0months to 77\u00a0days at end of follow\u2010up, 3.6%); and very frequent heavy drinkers (&gt;100\u00a0days per 6\u00a0months, 1.7%). Intervention arm did not predict drinking trajectory patterns. Younger age, self\u2010identifying as white, lower educational attainment, depressive symptoms, and stimulant use were associated with reporting heavier drinking trajectories. Compared to nonheavy drinkers, participants who increased <jats:styled-content style=\"fixed-case\">HED<\/jats:styled-content> more often experienced a history of childhood sexual abuse (<jats:styled-content style=\"fixed-case\">CSA<\/jats:styled-content>). Over the study period, depressive symptomatology increased significantly among very frequent heavy drinkers.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Socioeconomic factors, substance use, depression, and <jats:styled-content style=\"fixed-case\">CSA<\/jats:styled-content> were associated with heavier drinking patterns among <jats:styled-content style=\"fixed-case\">MSM<\/jats:styled-content>. Multicomponent interventions to reduce <jats:styled-content style=\"fixed-case\">HED<\/jats:styled-content> should seek to mitigate the adverse impacts of low educational attainment, depression, and early traumatic life events on the initiation, continuation, or escalation of frequent <jats:styled-content style=\"fixed-case\">HED<\/jats:styled-content> among <jats:styled-content style=\"fixed-case\">MSM<\/jats:styled-content>.<\/jats:p><\/jats:sec>","DOI":"10.1111\/acer.12631","type":"journal-article","created":{"date-parts":[[2015,2,14]],"date-time":"2015-02-14T06:18:57Z","timestamp":1423894737000},"page":"380-389","source":"Crossref","is-referenced-by-count":29,"title":["Heavy Drinking Trajectories Among Men Who Have Sex with Men: A Longitudinal, Group\u2010Based Analysis"],"prefix":"10.1111","volume":"39","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0134-7052","authenticated-orcid":false,"given":"Brandon D. 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