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Table 2 Correlates of STI symptoms among FSW with truck driver clients in Mexico

From: Correlates of STI symptoms among female sex workers with truck driver clients in two Mexican border towns

DEMOGRAPHICS

Unadjusted odds ratio

Adjusted odds ratioa

Age median years (IQR)

1.02 (0.98, 1.06)

1.00 (0.96, 1.05)

Site

 Nuevo Laredo

Ref.

Ref.

 Ciudad Hidalgo

0.21 (0.09, 0.53)

0.21 (0.09, 0.53)

MIGRATION FACTORS

Birthplace:

 Other Central  American Country

Ref.

Ref.

 Mexico

3.42 (1.41, 8.30)

0.63 (0.09, 4.25)

HEALTHCARE ACCESS

# Gynecologic visits, last year

 0

Ref.

 

 >1

1.46 (0.48, 4.48)

 

SUBSTANCE USE AND INCARCERATION

Frequency of drinking

alcohol (n=189)

 Never-1x/week

Ref.

 

 Several times/week- daily

2.50 (0.91, 6.90)

 

Lifetime drug use:

 Illicit drug use ever b

  No

Ref.

Ref.

  Yes

2.83 (1.24, 6.45)

2.92 (1.24, 6.87)

 Hard drug use ever (excludes marijuana) c

  No

Ref.

 

  Yes

2.02 (0.92, 4.47)

 

 Heroin use ever (n=199)

  No

Ref.

Ref.

  Yes

4.44 (1.13, 17.53)

2.93 (0.70, 12.2)

Ever arrested (n=199)

 No

Ref.

Ref.

 Yes

2.46 (1.14, 5.31)

2.26 (1.02, 5.02)

Arrested in the last year

 No

Ref.

 

 Yes

2.23 (0.93, 5.39)

 

SEXUAL BEHAVIORS AND PRACTICES

Number of years worked as sex worker

1.04 (0.99, 1.09)

 

Free condom availability

 Never receives free condoms

Ref.

Ref.

 Receives free condoms  sometimes/always

2.37 (1.01, 5.56)

1.80 (0.74, 4.38)

Has a manager/pimp

 No

Ref.

 

 Yes

0.40 (0.13, 1.20)

 

Alcohol before/during sex work, last mo. (n=199)

 Never/sometimes/ 50% of the time

Ref.

Ref.

 Often/always

4.11 (1.85, 9.11)

5.26 (2.20, 12.6)

Used drugs before/during sex work, last mo.

 Never

Ref.

Ref.

 Sometimes/50%  time/often/always

3.73 (1.53, 9.13)

2.82 (1.12, 7.10)

U.S. clients , past 6 months

 No

Ref.

Ref.

 Yes

3.91 (1.81, 8.47)

1.96 (0.73, 5.24)

Has ever been forced to have sex

 No

Ref.

Ref.

 Yes

2.57 (1.12, 5.92)

2.56 (1.07, 6.11)

 

Unadjusted odds ratio

Adjusted odds ratio a

  1. a Controlling for age and study site.
  2. b Illicit drug use: includes heroin, cocaine, methamphetamine, inhalants, amphetamine, agua celeste, tranquilizers, barbiturates, ecstasy, and marijuana.
  3. c Hard drug use: includes methamphetamine, heroin, cocaine, and amphetamines.
  4. Abbreviations: STI sexually transmitted infection; IQR interquartile range; mo month.
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