Table 2 Results of univariate analysis of factors associated with HCV monoinfection and HCV/HIV coinfection

Male (vs. Female)^g

0.164

0.6

0.3

1.1

0.083

0.8

0.4

1.8

0.589

541

Aged ≥35 years (vs. Aged <35 years)

0.015

1.4

0.9

2.2

0.114

0.7

0.4

1.3

0.265

541

Greek nationality (vs. Non-Greek nationality)

0.224

0.4

0.1

1.6

0.174

0.3

0.1

1.5

0.133

541

Lived in urban area in the past 5 years (vs. Lived in semi-urban/rural area)

0.019

1.1

0.7

1.9

0.701

3.0

1.2

7.4

0.016

522

Living alone or with spouse/partner without children (vs. With family^h)

0.012

2.0

1.2

3.3

0.007

2.3

1.2

4.3

0.013

541

Homeless ≥1 night in the past 12 months (vs. Never in the past 12 months)

<0.001

1.5

0.9

2.4

0.119

3.7

2.0

6.9

<0.001

533

Did not graduate high school (12^th grade) (vs. Graduated high school)

0.022

1.3

0.8

2.0

0.225

2.4

1.3

4.5

0.007

536

Unemployed / student / other (vs. Employed)

0.013

1.2

0.7

2.0

0.425

3.0

1.3

6.8

0.009

539

Economically inactiveⁱ (vs. Employed)

1.1

0.5

2.2

0.859

4.3

1.6

11.7

0.005

Incarcerated at least once in lifetime (vs. Never)

0.001

2.2

1.4

3.4

<0.001

2.5

1.4

4.7

0.003

536

Use of primary substance ≥ 4 days a week (vs. <4 days a week)

0.086

0.7

0.4

1.2

0.203

1.4

0.6

3.2

0.454

540

Use of ≥3 substances of abuse (vs. Use of <3 substances of abuse)^j

0.690

1.1

0.7

1.8

0.534

1.3

0.7

2.3

0.400

541

2–4 years of injection (vs. 0–1 year)

<0.001

1.6

0.5

4.8

0.404

8.8

1.0

78.1

0.051

535

5–9 years of injection (vs. 0–1 year)

2.8

1.0

7.7

0.040

7.8

0.9

66.6

0.060

≥10 years of injection (vs. 0–1 year)

6.1

2.4

15.1

<0.001

11.0

1.4

87.3

0.023

Injected on average 2–3 times per day in the past 30 days (vs. <2 times/day)

<0.001

0.7

0.3

1.7

0.472

2.2

0.8

6.1

0.128

529

Injected on average >3 times per day in the past 30 days (vs. <2 times/day)

1.1

0.5

2.4

0.824

5.0

2.1

11.7

<0.001

Non-sterile syringe in last injection (vs. Sterile syringe in last injection)

0.149

1.6

0.6

4.3

0.342

2.9

0.9

8.9

0.062

519

Shared syringes in the past 12 months (vs. Never in the past 12 months)

<0.001

1.7

0.9

3.1

0.080

4.5

2.2

9.1

<0.001

504

Shared other injection equipment in the past 12 months (vs. Never in the past 12 months)

0.024

1.0

0.6

1.6

0.989

2.0

1.1

3.6

0.026

506

Two or more sexual partners in the past 12 months (vs. <2 sexual partners)

0.300

0.8

0.5

1.3

0.404

1.2

0.7

2.1

0.550

537

Sex in exchange for money etc. in the past 12 months (vs. Never in the past 12 months/non-active)

0.218

1.8

0.6

5.2

0.306

2.9

0.8

10.0

0.092

529

No condom use in last intercourse (vs. Use of condom use or non-active)

0.005

0.9

0.6

1.4

0.654

0.4

0.2

0.7

0.004

529

Ever entered treatment for drug-related problems before (vs. Never before)

0.275

1.4

0.9

2.2

0.157

1.0

0.6

1.9

0.874

536

Never tested for HCV before (vs. Tested for HCV before)

<0.001

0.4

0.3

0.7

<0.001

0.1

0.1

0.3

<0.001

528

Never tested for HIV before (vs. Tested for HIV before)

<0.001

0.5

0.3

0.8

0.001

0.2

0.1

0.4

<0.001

533