Table 3.
Coverage estimates for antenatal care (N = 392)
| At least 1 ANC |
At least 4 ANC |
|||||||
|---|---|---|---|---|---|---|---|---|
|
% |
95% CI |
Absolute difference |
Relative difference |
% |
95% CI |
Absolute difference |
Relative difference |
|
| Antenatal care attendance (not adjusted for service quality) |
81.9 |
71.3-89.2 |
31.9 |
24.6-40.1 |
||||
|
Structure-adjusted coverage – exact match method | ||||||||
| Exact match |
30.9 |
27.1-34.8 |
REF |
REF |
12.1 |
8.9-15.3 |
REF |
REF |
|
Structure-adjusted coverage – aggregate methods | ||||||||
| Aggregate by district unweighted |
28.4* |
25.7-31.1 |
-2.5 |
-8.1% |
10.8 |
8.3-13.3 |
-1.3 |
-10.7% |
| Aggregate by district weighted |
34.2* |
30.8-37.6 |
3.3 |
10.7% |
13.2 |
10.0-16.3 |
1.1 |
9.1% |
| 10 km buffer unweighted |
28.1 |
24.2-32.0 |
-2.8 |
-9.1% |
10.8 |
8.2-13.4 |
-1.3 |
-10.7% |
| 10 km buffer weighted |
30.6 |
26.4-34.7 |
-0.3 |
-1.0% |
12.0 |
9.1-15.0 |
-0.1 |
-0.8% |
|
Structure-adjusted coverage – single-facility methods | ||||||||
| Nearest facility (straight line) |
29.6 |
24.9-34.2 |
-1.3 |
-4.2% |
11.7 |
8.2-15.1 |
-0.4 |
-3.3% |
| Nearest facility (road distance) | 28.1* | 23.8-32.4 | -2.8 | -9.1% | 10.8 | 8.0-13.6 | -1.3 | -10.7% |
ANC – antenatal care, CI – confidence interval
*Exact-match and ecological estimates are significantly different at the P < 0.05 level.