Table 1.

Percentage distribution of live births according to selected background characteristics, Nigeria, 1990 – 2013

Factors	1990 (n = 7633)	2003 (n = 5783)	2008 (n = 27685)	2013 (n = 30384)
Background characteristics	%	%	%	%
Region
North West	30.3	30.2	27.9	31.6
North East	9.7	24.8	23.0	20.9
North Central	14.4	16.8	17.6	14.6
South East	13.1	8.7	8.5	8.8
South South	9.9	9.3	11.5	11.9
South West	22.6	10.2	11.5	12.2
Residence
Rural	65.2	65.0	73.5	67.3
Urban	34.8	35.0	26.5	32.7
Maternal education
None	58.6	50.5	50.5	47.0
Primary	26.4	24.3	22.8	20.3
Secondary and higher	15.0	25.2	26.7	32.7
Marital status
Currently married/in union	96.2	94.5	95.5	95.2
Not currently married	3.8	5.5	4.5	4.8
Sex of baby
Male	49.5	49.1	49.1	50.7
Female	50.5	50.9	50.9	49.3
Household water source
improved	65.5	28.1	47.9	55.0
not improved	26.8	71.9	52.1	45.0
Household toilet facility
improved	72.3	71.3	63.2	48.5
not improved	27.7	28.7	36.8	51.5
Maternity Characteristics
Antenatal care	57.9	60.5	49.6	58.1
Skilled delivery	37.9	37.4	34.8	34.9
Tetanus toxoide injection in pregnancy	54.1	53.7	51.5	60.2
Mode of delivery
CS- delivery	2.4	1.7	1.5	1.9
Non-CS delivery	97.6	98.3	98.5	98.1
Size of baby at birth
Large	31.7	42.4	47.0	43.6
Average	52.5	43.3	38.3	40.4
Small	15.8	14.3	14.7	16.0
Place of delivery
Health facility	40.0	34.9	31.2	36.1
Home	60.0	64.7	67.3	63.9
Birth order
1	18.1	20.7	19.2	19.9
2 and 3	31.6	31.7	32.9	32.2
4+	50.3	47.6	47.9	47.9
Birth interval
first births	18.1	20.7	19.2	19.9
< =24 months	25.5	21.6	21.7	26.5
above 24 months	56.4	57.7	59.1	73.5
Maternal age
<20 years	14.2	15.3	13.6	12.5
20 - 35 years	73.4	71.6	72.4	73.4
36 years and above	12.4	13.2	13.9	14.1