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Table 2 Predictors of Hepatitis B surface antigenaemia among people who inject drugs in Zanzibar, 2012

From: HIV and hepatitis B and C co-infection among people who inject drugs in Zanzibar

  Crude N OR P Value 95% CI
Age categories (above and below median age of 32) 204 1.33 0.24 0.83–2.12
Duration (above and below median of 5 year duration) 201 1.07 0.09 0.99–1.16
Income (Above and below 50,00 TShillings) 204 1.11 0.72 0.63–1.95
Ever shared a needle (No/Yes) 224 1.41 0.51 0.50–3.96
Shared a needle in last month (No/Yes) 112 1.47 0.53 0.44–4.92
Flash blood (No/Yes) 19 0.41 0.29 0.08–2.13
Had a paid partner in the last month (No/Yes) 93 0.46 0.15 0.16–1.33
Used a condom at last sex with paid partner (No/Yes) 97 1.03 0.95 0.47–2.24
Number of non-paying partners (above and below median number of 1) 117 0.31 0.30 0.03–3.74
Condom use with non-paid partner (No/Yes) 23 1.39 0.52 0.51–3.74