Table 2 Factors associated with ever drug use in univariate (crude OR) and multiple (adjusted OR) logistic regression analysis

Current age (years)

18–19

Reference

Reference

20–24

1.75

0.80–3.84

1.56

0.57–4.27

25+

2.48*

1.22–5.02

1.20

0.43–3.38

Marital status

Married

2.45**

1.27–4.74

2.33*

1.01–5.40

Divorced/separated

2.59*

1.24–5.42

2.55

0.88–5.80

Widowed

3.53**

1.50–8.28

2.58

0.84–7.95

Unmarried

Reference

Reference

Educational status

Illiterate

1.39

0.533–3.62

Up to 10^th standard

1.18

0.45–3.09

> 10^th standard

Reference

Consumed alcohol (past month)

Everyday

5.27**

2.72–10.20

5.15**

2.27–11.66

At least once a week

2.46**

1.38–4.39

3.01**

1.45–6.23

Never/< once a week

Reference

Reference

Have sexual partners who have used or shared injecting drugs (ever) *

No

Reference

Reference

Yes

5.12**

3.13–8.45

4.91**

2.69–8.92

Place of sex work

Hotel/brothel

2.09**

1.20–3.62

1.20

0.59–2.42

Public place

1.20

0.41–3.50

1.40

0.34–5.76

Home

Reference

Reference

Age at first sex

<=15 years

1.19

0.74–1.90

> 16 years

Reference

Duration of sex work

< 2 years

Reference

Reference

2–4 years

1.33

0.62–2.88

0.73

0.28–1.90

5–9 years

2.53*

1.15–5.57

1.42

0.48–4.18

> = 10 years

2.34*

0.96–5.66

1.92

0.55–6.66

Client volume per week

0–4

Reference

Reference

5–9

2.28**

1.32–3.95

2.59**

1.30-5.13

> = 10

2.66**

1.40-5.08

2.87**

1.30–6.34

Condom use with occasional clients

Sometimes/never

Reference

Reference

Most of the time

1.93*

1.06–3.54

1.25

0.49–3.13

Every time

2.54**

1.40–4.61

1.98

0.69–5.68

Condom use with regular clients

Sometimes/never

Reference

Reference

Most of the time

1.66

0.87–3.15

1.69

0.62–4.61

Every time

2.22*

1.06–4.64

0.89

0.24–3.25

Condom use with main regular partners

Sometimes/never

Reference

Most of the time

1.39

0.42–4.61

Every time

1.16

0.24–5.77

Ever heard of HIV

No

Reference

Reference

Yes

2.88*

1.11–7.48

2.74

0.91–8.22

CT

Negative

Reference

Positive

1.64

0.96–2.79

NG

Negative

Reference

Positive

1.94

0.70–5.41

Active syphilis

No

Reference

Reference

Yes

2.98**

1.67-5.33

1.79

0.85–3.79