Table 2.

Between-Class Differences in Key Demographic and Medical Variables.

	Class 1 (N = 140)	Class 2 (N = 72)	Class 3 (N = 211)
Age (mean, SD)*	40.34 (8.24)	39.73 (7.10)	42.83 (8.96)
Race/ethnicity (%)*
White	69.5%	83.8%	77.6%
Black	14.8%	8.1%	15.4%
Hispanic	12.5%	6.8%	7.0%
Other	3.1%	1.4%	0%
STI (over study period)*	18.6%	44.0%	14.4%
HIV meds, % yes	80.5%	72.0%	82.2%
Depressed, % at least several days	58.3%	49.3%	46.5%

Note. Class 1 = High Sustained Heavy Drinker Class; Class 2 = High Mostly Stable Sexual Risk Class; and Class 3 = Overall Low Risk Class. STI = sexually transmitted infection.

^*p < .05 for between-class differences.