Exploring the reach and program use of hello world, an email-based health promotion program for pregnant women in the Netherlands

Table 1 Demographic characteristics of Hello World participants and pregnant women in the Netherlands

	Hello World						the Netherlands^b
	All		Completers^a		Non-completers
	n		n		n
Number of pregnant women	4363	-	1369	-	2994	-	108245
Number of weeks pregnant at registration (Mean ± SD)	4363	15 ± 10	1369	14 ± 9*	2994	16 ± 10*	-
Age at due date (Mean ± SD)	4351	30 ± 5	1367	30 ± 5	2984	30 ± 5	31^d
15-25y (%)	616	14	180	13	436	15	10^e
25-35y (%)	2925	67	939	67	1986	67	65^e
35-45y (%)	808	19	247	18	561	19	25^e
Education level	4087	-	1323	-	2764	-
Low (%)	398	10	134	10	264	10	36^f
Intermediate (%)	1714	42	564	43	1150	42	44^f
High (%)	1978	48	625	47	1350	49	20^f
Ethnicity	4291	-	1369	-	2922	-
Immigrant (%)	915	22	253	19*	662	23*	27^e
First generation immigrant (%)	425	12	104	8*	321	11*	17^e
Non-Western immigrant (%)	628	15	153	11*	475	16*	17^e

Abbreviations; SD: Standard Deviation, n: number, y: years.
* = Significant at p < 0.05.
^a Online questionnaire completers.
^b Data from Statistics Netherlands[26].
^c Number of living newborns and stillbirths in the Netherlands during a 7-month period in 2009.
^d Mean age at due date of all pregnant women in the Netherlands in 2009.
^e Data from pregnant women only.
^f Data from all women aged from 15–45 years.

ISSN: 1756-0500