Factor | Categories | 2006 | 2011 | 2016 | ||||||
n=2222 | % | 95% CI | n=3030 | % | 95% CI | n=7620 | % | 95% CI | ||
Health facility | Public sector | 1563 | 71.8 | 68.6 to 74.9 | 2296 | 76.1 | 73.3 to 78.8 | 6132 | 78.2 | 76.4 to 79.9 |
Private sector | 659 | 28.2 | 25.1 to 31.4 | 734 | 23.9 | 21.2 to 26.7 | 1488 | 21.8 | 20.1 to 23.6 | |
Residence | Rural | 1679 | 75.6 | 70.1 to 80.4 | 1960 | 75.6 | 70.4 to 80.2 | 5788 | 72.7 | 68.5 to 76.5 |
Urban | 543 | 24.4 | 19.6 to 29.9 | 1070 | 24.4 | 19.8 to 29.6 | 1832 | 27.3 | 23.5 to 31.5 | |
Household wealth quintile | Poorest | 327 | 13.9 | 11.7 to 16.5 | 476 | 15.5 | 13.2 to 18.1 | 1697 | 18.2 | 16.6 to 19.9 |
Poorer | 362 | 16.3 | 14.2 to 18.6 | 515 | 17.9 | 16.0 to 19.8 | 1457 | 17.9 | 16.5 to 19.3 | |
Middle | 341 | 16.0 | 14.0 to 18.1 | 483 | 17.5 | 15.7 to 19.5 | 1389 | 18.1 | 16.7 to 19.5 | |
Richer | 458 | 21.4 | 18.9 to 24.0 | 519 | 18.3 | 16.3 to 20.6 | 1392 | 19.3 | 17.9 to 21.0 | |
Richest | 734 | 32.4 | 28.4 to 36.6 | 1037 | 30.8 | 27.0 to 34.9 | 1685 | 26.5 | 23.6 to 29.6 | |
Geographic zone at survey | Central | 784 | 34.6 | 31.2 to 38.2 | 1027 | 33.8 | 30.5 to 37.3 | 1801 | 30.0 | 27.4 to 32.7 |
Eastern | 579 | 26.5 | 23.3 to 30.0 | 682 | 26.5 | 23.4 to 29.8 | 1995 | 25.6 | 23.4 to 27.8 | |
Northern | 488 | 17.7 | 14.8 to 21.2 | 767 | 16.6 | 14.4 to 19.1 | 1977 | 21.1 | 19.4 to 22.8 | |
Western | 371 | 21.2 | 17.9 to 24.9 | 554 | 23.1 | 19.8 to 26.8 | 1847 | 23.3 | 21.8 to 25.1 | |
Maternal age at birth | <20 | 409 | 18.5 | 16.8 to 20.4 | 493 | 15.9 | 14.4 to 17.4 | 1328 | 17.4 | 16.4 to 18.4 |
20–24.9 | 635 | 29.1 | 26.9 to 31.4 | 870 | 28.7 | 27.0 to 30.5 | 2218 | 29.6 | 28.3 to 31.0 | |
25–29.9 | 566 | 25.1 | 23.2 to 27.0 | 739 | 24.7 | 22.9 to 26.6 | 1826 | 24.3 | 23.1 to 25.5 | |
30–34.9 | 331 | 14.8 | 13.2 to 16.6 | 482 | 15.5 | 14.0 to 17.2 | 1193 | 15.0 | 14.1 to 16.0 | |
35–49.9 | 281 | 12.5 | 11.1 to 14.0 | 446 | 15.2 | 13.8 to 16.8 | 1055 | 13.7 | 12.8 to 14.6 | |
Highest level of maternal education at survey | No education | 299 | 13.2 | 11.2 to 15.4 | 321 | 9.6 | 8.2 to 11.3 | 814 | 8.8 | 7.82 to 9.9 |
Primary | 1304 | 59.1 | 56.6 to 61.5 | 1680 | 57.7 | 55.0 to 60.4 | 4395 | 55.8 | 53.7 to 57.8 | |
Secondary+higher | 619 | 27.7 | 25.1 to 30.5 | 1029 | 32.7 | 29.8 to 35.6 | 2411 | 35.4 | 33.3 to 37.6 | |
Parity | 1 | 514 | 23.7 | 21.8 to 25.7 | 623 | 19.4 | 17.7 to 21.3 | 1731 | 23.3 | 22.1 to 24.5 |
2–3 | 666 | 29.7 | 27.6 to 32.0 | 992 | 32.3 | 30.2 to 34.5 | 2653 | 35.9 | 34.5 to 27.3 | |
4–5 | 487 | 21.8 | 19.9 to 23.7 | 654 | 21.3 | 19.5 to 23.1 | 1614 | 20.5 | 19.6 to 21.6 | |
6+ | 555 | 24.8 | 22.9 to 26.8 | 761 | 27.0 | 25.0 to 29.1 | 1622 | 20.3 | 19.0 to 21.6 | |
Mode of delivery for last birth | Caesarean birth | 178 | 8.1 | 6.9 to 9.5 | 331 | 10.2 | 8.9 to 11.7 | 682 | 9.7 | 8.9 to 10.6 |
Vaginal birth | 2044 | 91.9 | 90.5 to 93.1 | 2699 | 89.8 | 88.3 to 91.1 | 6938 | 90.3 | 89.4 to 91.1 | |
Highest cadre of health professional at birth | Doctor/NPC | 292 | 13.1 | 11.5 to 14.8 | 486 | 15.3 | 13.6 to 17.0 | 1166 | 15.8 | 14.7 to 16.9 |
Nurse/midwife | 1895 | 85.5 | 83.6 to 87.1 | 2480 | 82.2 | 80.4 to 84.0 | 6321 | 82.5 | 81.3 to 83.6 | |
Non-skilled/other/none | 35 | 1.4 | 1.0 to 2.2 | 64 | 2.50 | 1.8 to 3.6 | 133 | 1.7 | 1.4 to 2.2 |
NPC, non-physician clinician (includes medical assistant, clinical officer).