Table 4.5 Birth intervals Percent distribution of non-first births in the five years preceding the survey by number of months since preceding birth, according to background characteristics, Nigeria 2003 ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Median Number number of Number of months since preceding birth of months since Background ––––––––––––––––––––––––––––––––––––––––––––––––– non-first preceding characteristic 7-17 18-23 24-35 36-47 48+ Total births birth ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– Age 15-19 21.1 22.8 44.1 9.5 2.6 100.0 91 26.1 20-29 10.4 17.8 43.9 18.1 9.8 100.0 2,302 29.1 30-39 7.9 12.7 37.2 20.8 21.4 100.0 1,979 33.3 40-49 8.0 9.0 28.8 19.1 35.0 100.0 564 38.7 Birth order 2-3 4-6 7+
9.5 8.4 10.6
15.6 14.7 13.8
42.0 40.5 34.0
18.0 19.4 20.6
14.9 17.0 21.0
100.0 100.0 100.0
1,904 1,837 1,195
30.5 31.3 32.4
Sex of preceding birth Male Female
10.1 8.6
15.5 14.2
39.7 39.2
18.5 19.8
16.2 18.2
100.0 100.0
2,468 2,468
30.7 31.9
Survival of preceding birth Living Dead
5.8 22.7
13.9 18.5
41.5 31.7
20.0 16.0
18.8 11.1
100.0 100.0
3,900 1,036
32.3 26.4
Residence Urban Rural
7.8 10.0
14.9 14.8
38.1 40.0
19.4 19.0
19.8 16.2
100.0 100.0
1,383 3,554
31.7 31.1
Region North Central North East North West South East South South South West
7.4 11.0 9.3 11.5 10.2 5.2
12.9 17.1 15.2 23.2 10.5 9.8
37.9 42.2 39.7 35.5 40.9 33.8
20.4 19.1 20.1 14.5 15.5 21.4
21.4 10.6 15.7 15.2 23.0 29.9
100.0 100.0 100.0 100.0 100.0 100.0
704 1,220 1,757 282 591 383
33.2 29.4 31.3 27.2 30.9 36.5
Education No education Primary Secondary Higher
10.2 8.5 8.8 5.9
15.3 13.3 14.7 19.4
38.9 38.9 42.6 36.0
19.5 19.5 18.0 15.8
16.0 19.9 15.9 22.9
100.0 100.0 100.0 100.0
2,678 1,212 888 158
31.1 32.0 30.6 32.2
Wealth quintile Lowest Second Middle Fourth Highest
9.8 11.2 10.2 6.8 7.9
16.2 14.0 14.3 13.8 15.8
38.9 39.1 38.3 42.7 38.7
19.4 19.5 21.2 18.3 16.6
15.7 16.3 15.9 18.4 21.0
100.0 100.0 100.0 100.0 100.0
1,163 1,131 991 902 749
30.8 31.1 31.6 31.2 31.4
9.4
14.8
39.5
19.1
17.2
100.0
4,936
31.2
Total
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Note: First-order births are excluded. The interval for multiple births is the number of months since the preceding pregnancy that ended in a live birth.
Fertility | 57