Table 3 Logistic regression results of sources of syringes, using bleach to clean syringes and risk factors for syringe sharing and reusing syringes 2002–2019 (n = 1737)

Access to syringes

 SEP

.4

(.2, .9)

.022

.5

(.2, 1.1)

.073

.3

(.2, .6)

 < .001

 Pharmacy

.5

(.3, .9)

.037

.5

(.3, .9)

.020

.5

(.3, .9)

.016

 Other means

.91

(.5, 1.7)

.773

.8

(.4, 1.4)

.423

.5

(.3, .9)

.025

 Street

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Use bleach to clean last needle

2.0

(1.3, 3.0)

.002

2.0

(1.3, 3.0)

.002

2.4

(1.6, 3.6)

< .001

No insurance

1.0

(.7, 1.6)

.933

1.3

(.8, 1.9)

.249

1.2

(.9, 1.7)

.274

Race

 Black

.9

(.3, 2.4)

.834

1.1

(.5, 2.4)

.826

.5

(.2, 1.1)

.08

 Other race

.9

(.4, 2.1)

.914

.4

(.1, .9)

.027

1.1

(.6, 2.0)

.779

 White

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Hispanic ethnicity

1.4

(.7, 2.6)

.316

1.5

(.8, 2.7)

.184

1.3

(.7, 2.1)

.394

Male sex

.8

(.5, 1.1)

.147

.7

(.5, .9)

.046

.9

(.6,1.2)

.341

Age 18–25

1.4

(1.0, 2.0)

.04

1.5

(1.1, 2.1)

.019

.9

(.7, 1.1)

.264

Less than high school education

.8

(.5, 1.3)

.402

1.1

(.7, 1.7)

.612

.9

(.6, 1.3)

.545

Poverty

1.5

(1.02, 2.3)

.042

1.2

(.8, 1.8)

.376

1.2

(.8, 1.7)

.323

Injection drug use

 Heroin

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Ref

Ref

 Cocaine

.9

(.6, 1.7)

.958

1.3

(.8, 2.3)

.321

.7

(.5, 1.0)

.070

 Heroin and cocaine

1.1

(.7, 1.8)

.632

1.5

(.9, 2.4)

.072

2.3

(1.6, 3.4)

< .001