Table 2 Substance use and risky behaviours reported at follow-up assessment

Substance Use

Reused needles/syringes*

14 (38%)

61 (59%)

0.03

Reused cooker/cotton/rinse water*

11 (30%)

49 (47%)

NS

Gotten needles from friends/pharmacy*

30 (81%)

94 (89%)

NS

Lifetime crack cocaine use

442 (71%)

152 (94%)

<0.001

Reuse straight shooter/crack pipe belonging to others^a

288 (65%)

119 (78%)

0.003

Ever got lesions/burns on lips from smoking crack^a

121 (27%)

45 (30%)

NS

Injection Drug Use

41 (7%)

112 (69%)

<0.001

Mean number of drugs used (±SD)

2.1 ± 1.5

3.3 ± 2.2

<0.001

Drug Treatment Program

334 (54%)

125 (77%)

<0.001

More than 7 drinks over past week

327 (53%)

93 (57%)

NS

Binge drinking

211 (34%)

81 (50%)

<0.001

Attended AA meetings

308 (50%)

112 (69%)

<0.001

Sexual Behaviors

Past history of STD

389 (63%)

103 (64%)

NS

Sexual History in Past 4 mo

Mean number of sex partners (±SD)

3.4 ± 9.8

4.5 ± 12.3

NS

Always used condom

116 (19%)

29 (18%)

NS

Sex under influence of alcohol/drugs

466 (75%)

121 (75%)

NS

Traded sex for drugs, money and other things

274 (44%)

104 (64%)

<0.001

Potential Risk Factors

Number of times shared tweezers/nail clippers (±SD)

21.1 ± 36.0

24.6 ± 37.9

NS

Number of times used toothbrush of other person (±SD)

1.21 ± 7.41

0.8 ± 2.8

NS

Ever gotten a tattoo

154 (25%)

56 (35%)

0.01

Ever gotten a body piercing

569 (92%)

152 (94%)

NS

Ever received a blood transfusion

106 (17%)

54 (33%)

<0.001