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Table 3 Crude and adjusted hazard ratios for key risk factors on lost to follow-up from multivariable Cox proportional hazard model: Women

From: Risk factors for loss to follow-up prior to ART initiation among patients enrolling in HIV care with CD4+ cell count ≥200 cells/μL in the multi-country MTCT-Plus Initiative

 

Univariate

Multivariable

 

HR (95 % CI)

P-value

HR (95 % CI)

P-value

Age at enrollment (years)

    

 15-19

3 (2.2-4.2)

<0.0001

2.8 (2.1-3.6)

<0.0001

 20-24

2.1 (1.8-2.4)

<0.0001

1.9 (1.7-2.2)

<0.0001

 25-29

1.5 (1.2-1.7)

<0.0001

1.4 (1.1-1.7)

0.0010

 30+

1.0

-

1.0

-

Pregnant at baseline

1.7 (1.2-2.4)

0.0024

-

-

Pregnant (time dependent)

2.1 (1.5-2.8)

<0.0001

1.9 (1.4-2.5)

<0.0001

Baseline CD4 count (cells/mm 3 )

    

 200-349

1.0

 

1.0

 

 350-499

1.5 (1.0-2.1)

0.0486

1.5 (1.0-2.1)

0.0439

 ≥500

1.5 (1.1-2.2)

0.0256

1.5 (1.0-2.0)

0.0339

Baseline WHO stage

    

 Stage I

1.0

-

-

-

 Stage II

0.73 (0.44-1.2)

0.2213

-

-

Did not disclose HIV status to partner

1.3 (0.86-1.9)

0.2364

-

-

Married or living with partner

0.97 (0.83-1.1)

0.6578

-

-

≥13 years of education

0.59 (0.34-1.0)

0.0.497

-

-

Receiving OI prophylaxis at enrollment

0.68 (0.40-1.1)

0.1437

-

-

Employed outside the home

0.63 (0.52-0.75)

<0.0001

0.73 (0.59-0.90)

0.0038

BMI quartiles (kg/m 2 )

  

-

 

 ≤21.9

1.0

-

-

-

 22-24.2

1.0 (0.81-1.3)

0.8273

-

-

 24.3-27.2

1.1 (0.85-1.5)

0.4089

-

-

 27.3+

1.0 (0.82-1.3)

0.9097

-

-

Electricity inside the home

0.68 (0.49-0.93)

0.0178

-

-

Tap water inside the home

0.82 (0.52-1.3)

0.4046

-

-

Adult household member enrolled in the program

0.44 (0.28-0.67)

0.0002

0.40 (0.26-0.61)

<0.0001

≥4 people in the household

0.67 (0.54-0.84)

0.0004

0.74 (0.64-0.85)

<0.0001

At least 1 child < 5 years old in the household

0.73 (0.58-0.92)

0.0088

-

-

>2 hours away from the clinic

1.0 (0.68-1.5)

0.9152

-

-

Year of enrollment

    

 2003

1.0

-

-

-

 2004

1.3 (1.1-1.7)

0.0087

-

-

 2005

1.6 (1.1-2.2)

0.0091

-

-

 2006-2007

1.6 (0.85-3.2)

0.1348

-

-