Table 2.

Descriptive characteristics of the sample of 15- to 19-year-old female adolescents by age cohort, Nairobi informal settlements, 2007

	15–17 years (N=498)		18–19 years (N=399)		15–19 years (N=897)
Socio-demographic characteristic	% distribution	% first child	% distribution	% first child	% distribution	% first child
Total	100.0	4.6	100.0	27.3	100.0	14.7
Slum of residence
Korogocho	53.0	4.5	52.4	28.2	52.7	15.0
Viwandani	47.0	4.7	47.6	26.3	47.3	14.4
Born in the slum?
No	35.3	6.8*	50.6	33.7***	42.1	21.2***
Yes	64.7	3.4	49.4	20.8	57.9	10.0
Mother alive
No	5.6	10.7	8.8	45.7**	7.0	30.2***
Yes	94.4	4.3	91.2	25.5	93.0	13.5
Father alive
No	20.9	4.8	23.6	38.3***	22.1	20.7***
Yes	79.1	4.6	76.4	23.9	77.9	13.0
Ever used contraception
No	95.0	3.6***	84.5	27.9	90.3	13.7***
Yes	5.0	24.0	15.5	24.2	9.7	24.1
Currently in school
No	28.1	16.4***	73.2	37.3***	48.2	30.6***
Yes	71.9	0.0	26.8	0.0	51.8	0.0
Education level
Never attended school	0.8	25.0***	1.8	42.9***	1.2	36.4***
Primary	58.6	7.2	49.6	42.9	54.6	21.6
Secondary	40.2	0.5	47.9	10.5	43.6	5.4
Other	0.4	0.0	0.8	33.3	0.6	20.0
Ever married/lived together
No	96.2	2.5***	76.2	11.8***	87.3	6.1***
Yes	3.8	57.9	23.8	76.8	12.7	73.7
Ever rented/owned a house
No	97.8	3.7***	83.7	20.4***	91.5	10.5***
Yes	2.2	45.5	16.3	63.1	8.5	60.5

*p<0.1; **p<0.05; ***p<0.001.