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Table 2 Results of univariate analysis of association between the exposure variables and retention at different time points (the first row represents the results for program specific data and the second row for “being on OST” data)

From: Retention in Georgia opioid substitution therapy program and associated factors

 

>3-month retention

>6-month retention

 

OR (95% CI)

p value

OR (95% CI)

p value

Age (>40 vs. ≤40 years)

2.47 (1.62–3.77)

<0.001

1.89 (1.27–2.81)

0.002

 

2.38 (1.54–3.67)

<0.001

2.04 (1.37–3.04)

<0.001

Age (cont. variable)

1.07 (1.04–1.10)

<0.001

1.06 (1.03–1.08)

<0.001

 

1.07 (1.04–1.10)

<0.001

1.06 (1.03–1.08)

<0.001

Gender (male vs. female)

0.98 (0.29–3.33)

0.974

1.57 (0.56–4.43)

0.385

 

1.14 (0.34–3.89)

0.830

1.86 (0.67–5. 24)

0.224

Socially vulnerable

1.20 (0.73–1.97)

0.463

1.35 (0.83–2.21)

0.232

 

1.18 (0.71–1.98)

0.519

1.21 (0.75–1.96)

0.433

Hepatitis C status

1.45 (0.97–2.17)

0.071

1.43 (0.97–2.11)

0.072

 

1.25 (0.83–1.90)

0.281

1.02 (0.69–1.51)

0.908

HIV status

0.82 (0.31–2.18)

0.702

0.78 (0.33–1.85)

0.583

 

0.73 (0.28–1.93)

0.528

0.61(0.26–1.44)

0.265

 

>9-month retention

>12-month retention

Age (>40 vs. ≤40 years)

2.23 (1.46–3.41)

<0.001

2.49 (1.62–3.83)

<0.001

 

2.41(1.59–3.66)

<0.001

2.44 (1.59–3.73)

<0.001

Age (cont. variable)

1.07 (1.04–1.10)

<0.001

1.07 (1.04–1.10)

<0.001

 

1.07 (1.05–1.10)

<0.001

1.08 (1.05–1.11)

<0.001

Gender

3.21 (1.28–8.07)

0.013

2.46 (0.95–6.41)

0.065

 

3.69 (1.49–9.14)

0.005

2.89 (1.13–7.43)

0.027

Socially vulnerable

1.19 (0.72–1.98)

0.487

1.14 (0.69–1.86)

0.612

 

1.17 (0.71–1.92)

0.534

1.18 (0.72–1.93)

0.515

Hepatitis C status

1.73 (1.15–2.63)

0.009

1.76 (1.15–2.67)

0.009

 

1.18 (0.79–1.78)

0.403

1.23 (0.82–1.86)

0.318

HIV status

0.77 (0.32–1.82)

0.550

1.14 (0.42–3.07)

0.797

 

0.61 (0.26–1.45)

0.265

0.89 (0.33–2.39 )

0.816

  1. Age (cont. variable) analysis “age” as a continious variable i.e. examains the retention per each year increase in age