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Table 5 Analysis of factors associated with HCV screening

From: Risky injection practices and HCV awareness in Chiang Mai Province, Thailand: a respondent-driven sampling study of people who inject drugs

Variables Univariate analysis Multivariable analysis
OR [95% CI] p value aOR [95% CI] p value
Sex (female) 0.5 [0.1–3.9] 0.501 0.6 [0.1–5.9] 0.629
Age (years)
  < 25
 25–34 1.1 [0.2–6.3] 0.923 1.1 [0.2–7.3] 0.902
 35–44 3.2 [0.6–16.0] 0.165 2.9 [0.5–17.2] 0.246
  ≥ 45 0.6 [0.0–6.7] 0.661 0.9 [0.1–12.7] 0.925
Ethnic group
 Thai
 Lahu 0.2 [0.0–1.3] 0.084 0.4 [0.0–4.0] 0.425
 Othera 0.5 [0.1–2.1] 0.375 1.2 [0.2–5.6] 0.855
Education (high school or higher) 6.3 [1.7–23.2] 0.006 3.7 [0.8–17.6] 0.103
Drug use
 Shared needles 0.4 [0.1–1.9] 0.257   
 Shared other injection material 1.4 [0.5–4.2] 0.542   
Drug addiction treatment
 Methadone 0.9 [0.2–4.6] 0.944   
 Member of a harm reduction organization 8.5 [2.7–26.8] 0.000 5.7 [1.6–19.9] 0.007
 Voluntary participation in drug rehabilitation 1.5 [0.3–7.3] 0.618   
 Compulsory participation in drug rehabilitation 0.8 [0.2–2.8] 0.669   
Ever been in prison 1.3 [0.4–4.1] 0.622   
Ever been denied care 1.0 [0.1–8.3] 0.995   
Discriminated against due to drug use 2.1 [0.6–7.1] 0.248   
  1. aAkha, Lisu, Tai Yai, Burmese, and Karens