Table 4 Bivariate analysis and logistic regression model predicting sexual onset among YHH in Gikongoro at the time of the survey

Demographic characteristics

Age

   12-18

0.42***

0.28-0.62

0.60*

0.37-0.98

   19-24

Ref.

Ref.

Gender

   Male

1.48**

1.07-2.04

1.30

0.89-1.91

   Female

Ref.

Ref.

Orphan Status

   Double

Ref.

Ref.

   Maternal

0.85

0.57-1.25

0.73

0.46-1.15

   Paternal

0.98

0.46-2.07

1.04

0.44-2.44

   Both Alive

0.94

0.17-5.20

0.86

0.12-5.94

   Uncertain

0.82

0.33-2.00

0.67

0.24-1.86

Number of years as head of household

   < 5

0.66**

0.48-0.91

0.78

0.54-1.15

   ≥ 5

Ref.

Ref.

Number of other children & adolescents in household

   0

1.20

0.54-2.64

1.53

0.59-3.93

   1-2

1.69

0.80-3.56

2.07

0.87-4.89

   3-4

1.13

0.52-2.44

1.34

0.55-3.25

   5 or more

Ref.

Ref.

School attendance

   Ever attended school (Yes versus No)

1.63

0.97-2.74

N/A

   Currently in school (Yes versus No)

0.40**

0.20-0.76

0.51

0.25-1.05

Education completed

   None

1.18

0.61-2.28

N/A

   Primary (7 years)

0.81

0.39-1.68

N/A

   More than primary

Ref.

Household characteristics

   Eat one meal per day

1.29

0.94-1.78

N/A

   Assets index (continuous)

0.91

0.82-1.01

N/A

Social connectedness

   Belong to 1 or more community groups (Yes versus No)

0.84

0.61-1.17

N/A

   Peers relationship

One close friend they can count on

0.55*

0.32-0.94

0.51*

0.28-0.94

Feel they belong to a group of friends

0.79

0.46-1.38

N/A

   Moved 2 or more times during last 5 years (Yes versus No)

1.89***

1.34-2.67

1.85**

1.22-2.79

Adult support (≤ 3 versus > 3)

1.11

0.79-1.54

N/A

Youth behaviors and emotional distress

   Drink alcohol

1.31

0.95-1.80

N/A

   Use drugs

14.66**

1.79-119.9

9.77*

1.14-83.44

   Depression (Cut-off = 24)

1.39*

1.01-1.91

1.14

0.78-1.65

HIV/AIDS Prevention Knowledge

   Abstain from sex

0.82

0.19-3.46

N/A

   Condom use

1.68**

1.21-2.34

1.22

0.83-1.79

   Limit sex to one partner

0.99

0.69-1.45

N/A

   Avoid traditional doctors

1.07

0.77-1.49

N/A

Perception of HIV infection risk

   No risk/possibility

Ref.

Ref.

   Small/Moderate/Great risk

2.19***

1.56-3.07

1.95***

1.32-2.86