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Table 2 Sociodemographic characteristics, drug injection-related and sexual behaviors by awareness of HIV infection at first participation (Aristotle, 2012–2013, N = 506 HIV-positive People Who Inject Drugs)

From: High-risk behaviors and their association with awareness of HIV status among participants of a large-scale prevention intervention in Athens, Greece

VariableAwareness of HIV infection  
Aware
(N = 127)
Unaware
(N = 379)
Overallp-value*
N (%)N (%)N (%) 
Gender   < 0.001
 Male87 (68.5)332 (87.6)419 (82.8) 
 Female40 (31.5)47 (12.4)87 (17.2) 
Median age in years (interquartile range)34.1 (29.3, 38.5)32.7 (28.5, 38.3)33.1 (28.9, 38.3)0.223
Origin   0.012
 Other16 (12.6)87 (23.0)103 (20.4) 
 Greek111 (87.4)292 (77.0)403 (79.6) 
Ever participated in OMT   < 0.001
 No61 (48.4)306 (82.0)367 (73.5) 
 Yes65 (51.6)67 (18.0)132 (26.5) 
Ever been in prison   0.057
 No40 (31.5)155 (41.0)195 (38.6) 
 Yes87 (68.5)223 (59.0)310 (61.4) 
Main substance of use   0.138
 Heroin85 (67.5)287 (76.5)372 (74.3) 
 Cocaine31 (24.6)58 (15.5)89 (17.8) 
 Buprenorphine0 (0.0)2 (0.5)2 (0.4) 
 Sisha/Methamph0 (0.0)2 (0.5)2 (0.4) 
 Speedball10 (7.9)26 (6.9)36 (7.2) 
Frequency of injecting drugs in past 12 months   0.035
 More than once a day55 (43.3)211 (55.7)266 (52.6) 
 Once a day11 (8.7)24 (6.3)35 (6.9) 
 More than once a week22 (17.3)73 (19.3)95 (18.8) 
 More than once a month15 (11.8)31 (8.2)46 (9.1) 
 Less than once a month24 (18.9)40 (10.6)64 (12.6) 
Receptive syringe sharing on last injection   0.889
 No83 (74.8)249 (74.1)332 (74.3) 
 Yes28 (25.2)87 (25.9)115 (25.7) 
Receptive syringe sharing in past 12 months   0.741
 Never66 (52.4)190 (50.7)256 (51.1) 
 Rarely40 (31.7)131 (34.9)171 (34.1) 
 About half the times10 (7.9)33 (8.8)43 (8.6) 
 Most of the times, Always10 (7.9)21 (5.6)31 (6.2) 
Dividing drugs with a syringe someone else had used before about half of the times or more in the past 12 months   0.112
 No54 (42.5)192 (50.7)246 (48.6) 
 Yes73 (57.5)187 (49.3)260 (51.4) 
Condom use for males   0.719
 Never/Usually no32 (28.8)57 (30.8)89 (30.1) 
 Always/Usually yes79 (71.2)128 (69.2)207 (69.9) 
Condom use for females   0.022
 Never/Usually no10 (19.6)13 (43.3)23 (28.4) 
 Always/Usually yes41 (80.4)17 (56.7)58 (71.6) 
  1. OMT opioid maintenance treatment
  2. *for the comparison between participants who were aware and unaware of their infection
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