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Table 1 Variables used in the study

From: Uptake of intermittent preventive treatment for malaria during pregnancy with Sulphadoxine-Pyrimethamine in Malawi after adoption of updated World Health Organization policy: an analysis of demographic and health survey 2015–2016

Outcome variable Definition Category
IPTp-SP uptake Two or less (≤2) doses is incomplete and three or more (3+) is optimal ≤2 doses
3+ doses
Explanatory variable
 Residence Area of woman’s residence (urban or rural) Rural
Urban
 Education Level of education of woman No formal education
Primary
Secondary or higher
 Age Age group of a woman 15–19
20–24
25–29
30–34
35–39
40+
 Occupation Woman’s occupation Unemployed
Self-employed
Employed
 Wealth Household’s wealth from which a woman is an occupant Poorest
Poorer
Middle
Richer
Richest
 Marital status Marital status of a woman Married
Divorced/separated/widowed
Never married
 Region   Southern
Central
Northern
 Parity Number of birth that a woman had after 20 weeks gestation One child
Two children
Three children
Four children
Five or more children
 Timing of 1st ANC visit Age (in months) of the pregnancy a woman visited antenatal care clinic (ANC) for first time 1st trimester (1–12 weeks)
2nd trimester (13–26 weeks)
3rd trimester (27+ weeks)
 Number of ANC visits Number of antenatal care visits a pregnant woman made during her gestation period 4+
3
1–2