Total (n = 550) Enrolleda (n = 230) Refused or postponeda (n = 320) p Bivariate logistic regressionOR(95%CI) Multivariate logistic regression OR(95%CI)
Sex:            
Female 98(18%) 42(18%) 56(18%)      
Male 452(82%) 188(82%) 264(82%) 0.82    
Age: mean (SD) 43(11) 43(11) 43(11) 0.5    
Race:       0.78    
Black 259(48%) 113(49%) 146(46%)      
White 241(44%) 99(43%) 142(45%)      
Hispanic 24(4%) 8(4%) 16(5%)      
Others 19(4%) 8(4%) 11(3%)      
CD4 count: mean (SD) 561(306) 543(306) 573(305) 0.29    
Undetectable viral load 403(77%) 160(72%) 243(80%) 0.04 0.66(0.44,0.99)* 0.67(0.44,1.00)+
HIV med adherence:            
Very poor/poor 22(5%) 10(5%) 12(5%)      
Fair 35(7%) 12(6%) 23(8%)      
Good 53(11%) 22(11%) 31(11%)      
Very good 125(27%) 62(32%) 63(23%)      
Excellent 237(50%) 90(46%) 147(53%) 0.24    
AUDIT-C score: mean (SD) 6.32(1.98) 6.45(2.06) 6.22(1.93) 0.18    
M.I.N.I. symptom count: mean (SD) 2.51(3) 2.96(3) 2.17(3) 0.009 1.07(1.01,1.13)** 1.05(0.98,1.11)
Frequency of drinking            
Monthly or less 33(6%) 11(5%) 22(7%)      
2-4 times a month 126(23%) 53(23%) 73(23%)      
2-3 times a week 180(33%) 72(32%) 107(34%)      
4 or more time a week 208(38%) 92(40%) 116(36%) 0.66    
# of drinks on a typical drinking day            
1-4 366(67%) 150(65%) 216(68%)      
5 or 6 122(22%) 47(21%) 75(24%)      
> = 7 57(11%) 32(14%) 25(8%) 0.07    
# of drinks per week: mean (SD) 13(14) 15(15) 12(12) 0.03 1.01(1.00,1.03)* 1.10(0.99,1.02)
Frequency of binge drinking            
Daily/almost daily 44(8%) 22(10%) 22(7%)      
Weekly 137(25%) 51(22%) 86(27%)      
Monthly/ Less than monthly/never 361(67%) 154(68%) 207(66%) 0.28    
Cocaine, opiates, amphetamine, or marijuana use            
Never used 422(85%) 26(12%) 48(17%)      
Past or current user 74(15%) 183(88%) 239(83%) 0.19    
Cigarette use            
Never smoked 158(29%) 66(29%) 92(29%)      
Past smoker 127(23%) 48(21%) 79(25%)      
Current smoker 257(48%) 113(50%) 144(46%) 0.51    
Mental health            
No/some panic and no depressive symptoms 247(46%) 141(62%) 162(52%)   Reference Reference
Panic disorder or/and depressive symptoms 290(54%) 85(38%) 149(48%) 0.001 1.80(1.27,2.55)** 1.67(1.16,2.39)**
Table 1: Socio-demographic, clinical and behavioural characteristics and their association with CBI enrolment , a Values and percentages may not reflect column totals for some variables because of missing data and skip patterns, +p < 0.10, *p < 0.05, **p < 0.01.