Table 2 Factors associated with lost to follow-up of children exposed to HIV in Porto Alegre, 2000—2017

Age range

 < 0.001

0.003

  Up to 22

1.26

1.13–1.41

1.25

1.09–1.43

  23—26

1.13

1.01–1.28

1.13

0.97–1.31

  27—31

1.01

0.89–1.14

1.01

0.87–1.17

  32 or more

1

1

Race/Color

0.001

0.013

  White

1

-

1

-

-

  Black or mixed

1.15

1.06–1.25

1.13

1.03–1.25

Schooling

 < 0.001

 < 0.001

  Up to three years

1.46

1.30–1.65

1.45

1.26–1.67

  Between four and seven years

1.14

1.04–1.26

1.14

1.02–1.28

  Eight years or more

1

1

Intravenous drug use

  Yes

1.25

1.09–1.44

0.001

1.29

1.12–1.50

0.001

  No

1

-

-

1

-

-

HIV diagnosis

  During prenatal care or at delivery

1.45

1.32–1.58

 < 0.001

1.37

1.24–1.52

 < 0.001

  Before prenatal care

1

-

-

1

-

-