Table 4 Infectious history concerning HIV.

Mother’s route of transmission

 Sexual

64/73

 Vertical

7/73

 Transfusion

2/73

Time of diagnosis (years)

5.29±4.8

 Less than 1

15

 1–3

20

 4–6

9

 7–9

14

 10–12

9

 13–15

3

 16–18

3

Viral load at diagnosis (copies/mL)

1.38±0.5

 Undetectable (< 50,000 copies/mL)

45

 Detectable (> 50,000 copies/mL)

28

Viral load at pregnancy (copies/mL)

1.25±0.4

 Undetectable (< 50,000 copies/mL)

55

 Detectable (> 50,000 copies/mL)

18

Seropositivity in previous offspring

9/73

Reported knowledge of current partner´s seropositivity

71/73

Cohabitating with the infecting partner

26/73