Table 2:

Parameter estimates for monthly maternal indicators in the Forest region, Guinea, from January, 2013, to February, 2016

	At least one antenatal care visit			Three or more antenatal care visits			Institutional deliveries
	β	95% CI	p value	β	95% CI	p value	β	95% CI	p value
Number of women using service at beginning of pre-Ebola Period (β0)	9568	8941 to 10 195	<0.0001	7555	7098 to 8012	<0.0001	3602	3345 to 3859	<0.0001
Average monthly change in number using service over pre-Ebola period (β1)	109	54 to 164	0.0005	119	79 to 158	<0.0001	61	38 to 84	<0.0001
Average monthly change in number using service during Ebola virus disease outbreak (β2)	−923	−1882 to 36	0.0585	−624	−1568 to 320	0^1834	72	−333 to 476	0.7163
Difference between trend in service use during Ebola virus disease outbreak compared with pre-disease period (β3)	−418	−535 to −300	<0.0001	−363	−485 to −242	<0.0001	−240	−293 to −187	<0.0001
Average monthly change in number using service during post-Ebola period (β4)	1712	357 to 3066	0.0157	103	−1385 to 1590	0.8871	982	362 to 1602	0.0034
Difference between trend in service use during post-Ebola period compared with outbreak period (β5)	173	51 to 294	0.0074	257	117 to 398	0.0010	149	91 to 206	<0.0001
Overall trends
Linear trend during outbreak (β1 + β3)	−309	−428 to −189	<0.0001	−244	−369 to −119	0.0006	−179	−233 to −125	<0.0001
Linear trend after outbreak (β1 + β3 plus β5)	−136	−231 to −40	0.0075	13	−109 to 134	0.8286	−30	−80 to 20	0.2294

Data are from the segmented ordinary least–square regression model adjusted for birth seasonality. p value tests the null hypothesis that each of the coefficients is equal to zero, following the model specification and description in the methods section.