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Table 3 Bivariate and multivariate associations between selected factors and HIV Infection among 729 Injecting Drug Users (IDUs) in four cities in Indonesia, 2007

From: HIV prevalence and risk behaviours among injecting drug users in six indonesian cities implications for future HIV prevention programs

Factors

Bivariate Analysis

Multivariate Analysis

 

Odds Ratio

95% CI

p-value

Adjusted Odds Ratio

95% CI

p- value

Age (continuous)

1.07

1.04 – 1.11

<0.001

   

Duration injecting drugs (continuous)

1.16

1.12 - 1.21

<0.001

1.14

1.09 - 1.20

<0.001

No. injections past week (continuous)

1.02

0.89 - 1.18

0.300

   

No. people who shared injection with last week

0.97

0.93 – 1.02

0.254

   

Shared needles in last week *

1.16

0.82 – 1.47

0.537

   

Shared drugs after mixing with water last week *

1.16

0.72 – 1.29

0.803

   

Injected in park last week *

1.19

1.24 - 2.44

0.001

1.64

1.11 - 2.42

0.012

Received needles from NSP last week *

0.86

0.60 - 1.24

0.426

   

Participated in methadone program last year *

1.43

1.05 - 1.94

0.022

   

Participated in rehabilitation program last year *

1.41

1.09 - 1.82

0.009

   

Used oral methamphetamines last 3 months*

0.93

0.76 - 1.13

0.457

   

Ever reached by outreach worker *

1.44

1.05 - 1.96

0.023

   

Ever been jailed *

1.86

1.43 - 2.42

<0.001

1.58

1.13 - 2.21

0.007

Had unprotected commercial sex past month

0.82

0.59 - 1.14

0.233

   

Ever tested for HIV *

1.57

1.20 - 2.01

0.001

   

Tested positive for gonorrhoea and/or chlamydia*

0.53

0.29 - 0.96

0.036

0.51

0.27 - 0.94

0.032

Tested positive for syphilis*

1.51

0.48 - 4.70

0.477

   
  1. * For indicated variables, “no” is reference category with OR = 1.0 (not shown).
  2. Note. NSP; Needle Syringe Program.
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Harm Reduction Journal

ISSN: 1477-7517