Socio-demographic inequalities across a range of health status indicators and health behaviours among pregnant women in prenatal primary care: a cross-sectional study

Table 1 The columns show the variables selected from questionnaire 1 and from questionnaire 2 for our study

Questionnaire 1	Questionnaire 2
(up to 34 weeks of pregnancy)	(35 weeks till birth)
N = 6021	N = 3417
Independent variables/potential confounders
Socio-demographic variables:	Socio-demographic variables:
- Education	- Education
- Ethnicity	- Ethnicity
- Age	- Age
- Parity	- Parity
- No. of weeks pregnant Q1	- No. of weeks pregnant Q2
Dependent variables
Health status variables:	Health status variables:
- General health	- Health complaints
- Daily functioning	- Nausea ≤ 20 weeks
- Mobility	- Nausea > 20 weeks
- Pain/other complaints	- Fatigue ≤ 20 weeks
- Depression/anxiety	- Fatigue > 20 weeks
- Chronic disease /handicaps	- Dizziness ≤ 20 weeks
- Health control beliefs	- Dizziness > 20 weeks
- Weight status	- Back pain ≤ 20 weeks
	- Back pain > 20 weeks
	- Pelvic pains ≤ 20 weeks
	- Pelvic pains > 20 weeks
Health behaviour variables:	Health behaviour variables:
- Smoking	- Antenatal class attendance
- Passive smoking
- Alcohol consumption
- Folic acid supplementation
- Pregnancy planning
- Daily fresh vegetable consumption
- Daily fruit consumption
- Daily hot meal
- Daily breakfast

Women had completed either questionnaire 1, questionnaire 2 or both questionnaires. The first column contains the variables selected from questionnaire 1 and the second column contains the variables selected from questionnaire 2. The questionnaire populations were treated as separate study populations and analyzed separately

ISSN: 1471-2393