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Table 3 Factors associated with STI in univariate and multivariate logistic regression

From: Sustained high prevalence of sexually transmitted infections among female sex workers in Cambodia: high turnover seriously challenges the 100% condom use programme

Characteristics

Total, N = 1062*

 

Total, N = 1054

 

No. (% STI positive)

OR (95% CI)

P Value

AOR (95% CI)**

Age group (years)

    

   15–24

658 (25.0)

Referent

 

Referent

   25–29

294 (23.6)

0.92 (0.55–1.56)

0.450

0.84 (0.48–1.46)

   ≥ 30

110 (23.7)

0.93 (0.50–1.81)

 

1.20 (0.54–2.60)

Education level

    

   0–5 years

889 (26.2)

2.10 (0.94–4.62)

0.063

2.36 (0.98–5.69)

   ≥ 6 years

162 (14.5)

Referent

 

Referent

Duration living in the current city

    

   ≤ 12 months

628 (30.0)

1.86 (1.22–2.81)

0.004

1.36 (0.86–2.16)

   > 12 months

434 (18.8)

Referent

 

Referent

History of ever having had an abortion

    

   No abortion

606 (27.4)

Referent

 

Referent

   Any abortion

455 (22.1)

0.75 (0.50–1.13)

0.168

0.76 (0.47–1.21)

Duration of sex work

    

   ≤ 12 months (new FSW)

666 (30.0)

2.29 (1.44–3.65)

<0.001

2.14 (1.21–3.78)

   > 12 months (longer working FSW)

395 (15.8)

Referent

 

Referent

Reported having sweetheart in the past 12 months

    

   No sweetheart

556 (27.3)

Referent

  

   Any sweetheart

505 (21.8)

0.74 (0.42–1.33)

0.314

-

Number of clients in last working day

    

   ≤ 3 clients

691 (22.3)

Referent

  

   > 3 clients

368 (27.5)

1.32 (0.84–2.10)

0.231

-

Condom use with clients in the past week

    

   Always use condom

924 (23.0)

Referent

 

Referent

   Not always use condom

114 (30.3)

1.45 (0.83–2.53)

0.183

1.37 (0.77–2.45)

Working during menstruation

   

-

   Continued working

289 (30.4)

1.56 (0.97–2.50)

0.063

1.57 (0.98–2.53)

   Stop working ≥ 1 day

759 (21.9)

Referent

 

Referent

Convinced/forced by clients not to use condom

    

   Never convinced/forced

552 (21.1)

Referent

  

   Ever convinced/forced

459 (26.3)

1.34 (0.83–2.17)

0.231

-

Self-report of STI in the past year

    

   No

603 (21.5)

Referent

 

Referent

   Yes

457 (27.8)

1.40 (0.82–2.43)

0.216

1.70 (0.95–3.00)

  1. *Total does not equal 1062 for all variables because of missing information
  2. ** Adjusted odds ratio and 95% confidence interval