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. Author manuscript; available in PMC: 2016 Mar 1.
Published in final edited form as: Drug Alcohol Depend. 2015 Jan 2;0:69–76. doi: 10.1016/j.drugalcdep.2014.12.023

Table 2.

Sociodemographic, behavioral, substance use, and clinical factors associated with membership in group-based drinking trajectories among HIV-infected men who have sex with men(n= 1065).

Characteristic Infrequent
Drinkers
(n= 109)
Low Risk
(n= 364)
Potentially
Hazardous
(n= 353)
Consistently
Hazardous
(n= 113)
p-value*
mean, SD
Age at baseline 47.5 (9.3) 45.8 (8.8) 44.5 (9.8) 45.0 (7.2) 0.014
AUDIT-C score at baseline 0.0 (0.1) 1.5 (1.2) 3.4 (2.0) 6.3 (2.6) <0.001
Depressive symptomology (PHQ-9 score) at baseline 5.7 (6.4) 5.7 (6.3) 5.1 (5.3) 6.8 (6.4) 0.066

n, %
Unhealthy drinking (AUDIT-C ≥ 4) at baseline 0 (0.0) 17 (4.7) 151 (42.8) 102 (91.1) <0.001
High school education or greater 74 (67.9) 286 (78.6) 281 (79.6) 76 (67.3) 0.006
African American race 58 (54.2) 228 (64.6) 189 (54.0) 54 (49.5) 0.012
Married or common law at baseline 57 (52.3) 182 (50.4) 183 (52.1) 50 (45.9) 0.785
Employed/self-employed at baseline 38 (34.9) 168 (46.2) 172 (48.7) 46 (40.7) 0.057
<$6,000 annual income at baseline 15 (14.2) 36 (10.0) 50 (14.4) 27 (25.0) 0.014
Ever homeless 40 (37.0) 94 (26.0) 93 (26.4) 44 (38.9) 0.009
Male and female sex partners 13 (11.9) 41 (11.3) 40 (11.3) 21 (18.6) 0.184
Alcohol-related diagnosis§ 14 (12.8) 60 (16.5) 74 (21.0) 59 (62.2) <0.001
Drug-related diagnosis§ 25 (22.9) 94 (23.1) 93 (26.4) 49 (43.4) <0.001
Major depressive disorder diagnosis§ 30 (27.5) 91 (25.0) 90 (25.5) 30 (26.6) 0.954
PTSD diagnosis§ 15 (13.8) 19 (5.2) 32 (9.1) 12 (10.6) 0.020
Cannabis use 17 (16.5) 147 (41.0) 162 (46.2) 58 (52.3) <0.001
Cocaine use 10 (9.8) 68 (19.0) 73 (21.0) 37 (33.0) <0.001
Stimulant use 8 (7.8) 30 (8.4) 33 (9.5) 11 (9.7) 0.921
Substance abuse treatment 9 (8.3) 35 (9.6) 32 (9.1) 16 (14.2) 0.399
Positive HCV status at baseline 35 (32.1) 117 (32.1) 111 (31.4) 42 (37.2) 0.722
*

Derived from F ratio (continuous values) or chi-square statistic (categorical variables);

Denotes use or experiences in the past-year, reported at baseline;

§

recorded ICD-9 diagnosis between 12 months before VACS enrollment and end of study period. Abbreviations: AUDIT-C = Alcohol Use Disorders Identification Test-Consumption questionnaire (Bush et al., 1998); HCV = hepatitis C virus; PHQ-9 = Patient Health Questionnaire-9 (Kroenke et al., 2001); PTSD = posttraumatic stress disorder; VACS = Veterans Aging Cohort Study.