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Table 3 Selected demographic and socioeconomic characteristics of women 20–24 years old who experienced adolescent sexual initiation, and adolescent pregnancy, Philippines DHS 2013

From: Adolescent sexual initiation and pregnancy: what more can be learned through further analysis of the demographic and health surveys in the Philippines?

Subpopulation:
Women 20–24 years old
(A) Adolescent sexual initiation (B) Adolescent pregnancy (C) All women
Percentage (column) 95% C.I. P-value Percentage (column) 95% C.I. P-value Wtd. count
Timing of first sex    < 0.001    < 0.001  
 First sex at/after first union 12.4% [10.5,14.5]   14.5% [12.3,17.0]   1354
 First sex before first union 87.6% [85.5,89.5]   85.5% [83.0,87.7]   1436
Level of education    < 0.001    < 0.001  
 Primary or lower 15.9% [13.8,18.3]   18.9% [16.3,22.0]   285
 Secondary 57.4% [54.5,60.3]   61.5% [58.0,64.8]   1250
 Higher 26.7% [24.1,29.4]   19.6% [17.0,22.5]   1255
Wealth    < 0.001    < 0.001  
 Lowest 20.3% [17.8,23.2]   24.2% [21.1,27.6]   382
 Second 23.5% [20.9,26.2]   24.7% [21.7,27.9]   485
 Middle 21.7% [19.2,24.4]   21.9% [19.0,25.0]   590
 Fourth 21.2% [18.6,24.1]   19.4% [16.5,22.6]   661
 Highest 13.3% [11.2,15.7]   9.9% [7.9,12.4]   671
Residence    0.001    0.009  
 Urban 51.9% [48.8,54.9]   49.5% [45.8,53.1]   1558
 Rural 48.1% [45.1,51.2]   50.5% [46.9,54.2]   1231
Region    0.001    0.550  
 NCR 16.4% [13.9,19.2]   16.4% [13.6,19.7]   567
 CAR 1.7% [1.3,2.3]   1.7% [1.2,2.4]   48
 Ilocos Region 4.2% [3.2,5.5]   4.6% [3.4,6.2]   110
 Cagayan Valley 5.0% [4.0,6.2]   5.2% [4.0,6.8]   117
 Central Luzon 9.9% [8.0,12.1]   9.6% [7.3,12.6]   263
 CALABRAZON 12.0% [9.9,14.4]   11.3% [9.1,14.1]   376
 MIMAROPA 2.2% [1.6,3.0]   2.3% [1.6,3.4]   54
 Bicol 5.0% [3.9,6.3]   4.4% [3.3,5.8]   127
 Western Visayas 5.9% [4.7,7.5]   5.8% [4.4,7.6]   159
 Central Visayas 6.5% [5.2,8.1]   5.8% [4.4,7.7]   180
 Eastern Visayas 3.5% [2.6,4.8]   3.5% [2.4,5.0]   77
 Zamboanga Peninsula 4.7% [3.8,5.9]   5.1% [3.9,6.6]   133
 Northern Mindanao 4.6% [3.3,6.3]   4.5% [3.1,6.5]   131
 Davao 6.3% [5.1,7.9]   6.7% [5.0,8.8]   153
 SOCCSKSARGEN 5.1% [4.0,6.5]   5.5% [4.0,7.4]   126
 Caraga 4.3% [3.7,5.0]   4.2% [3.4,5.1]   88
 ARMM 2.7% [2.0,3.7]   3.3% [2.4,4.6]   80
TOTAL 1175 (100.0%)    865 (100.0%)    2789
Percentage (row) 72.6%    31.0%    100.0%
  1. Note: P-values were derived using Pearson’s chi-square test