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Table 1 Definitions of indicators and covariates

From: Benchmarking health system performance across districts in Zambia: a systematic analysis of levels and trends in key maternal and child health interventions from 1990 to 2010

Indicator or covariate (abbreviation)

Definition

Sources of data

Indicators

Antenatal care (ANC1, ANC4)

The proportion of women 15 to 49 years old who gave birth in the given year and had one/four or more antenatal visits attended by skilled personnel (doctor, nurse, midwife, or clinical officer) at a health facility during the corresponding pregnancy

DHS: 1992, 1996–7, 2001–2, 2007

MIS: 2006, 2008, 2010, 2012

Skilled birth attendance

The proportion of women 15 to 49 years old who gave birth in the given year and delivered with a skilled birth attendant (a doctor, nurse, midwife, or clinical officer)

DHS: 1992, 1996–7, 2001–2, 2007

MICS: 1999

Bacillus Calmette-Guérin immunization

The proportion of children under 5 years old who were vaccinated against tuberculosis in the given year

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2010

MICS: 1999

Diphtheria-pertussis-tetanus immunization

The proportion of children 12 to 59 months old who received three doses of the diphtheria-pertussis-tetanus (DPT) vaccine in the given year

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2010

MICS: 1999

Measles immunization

The proportion of children 12 to 59 months old who received measles vaccination in the given year

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2010

MICS: 1999

Polio immunization

The proportion of children 12 to 59 months old who received three doses of the oral polio vaccine in the given year

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2010

MICS: 1999

Pentavalent immunization

The proportion of children 12 to 59 months old who received three doses of the pentavalent vaccine, which includes protection against DPT, hepatitis B, and Haemophilus influenzae type b

DHS: 2007

LCMS: 2010

Exclusive breastfeeding*

The proportion of children who were exclusively breastfed during their first 6 months after birth

DHS: 1992

LCMS: 1996, 1998, 2003–3, 2004–5, 2010

Percentage of children not underweight

The proportion of children under 5 years old determined as not being underweight, defined as weighing two or more standard deviations below the international anthropometric reference population median of weight for age

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2006, 2010

Intermittent preventive therapy for malaria during pregnancy (IPTp1, IPTp2)

The proportion of women 15 to 49 years old who gave birth in the given year and who received at least one/two treatment doses of Fansidar (sulfadoxine/pyrimethamine) at antenatal care visits during the corresponding pregnancy

DHS: 2007

MIS: 2006, 2008, 2010, 2012

Insecticide-treated net (ITN) ownership

The proportion of households that own at least one ITN

DHS: 2007

HHCS: 2008

MIS: 2006, 2008, 2010, 2012

Netmark: 2000, 2004

SBS: 2005, 2009

ITN use by children under five

The proportion of children under 5 years old who slept under an ITN the previous night

DHS: 2007

HHCS: 2008

MICS: 1999

MIS: 2006, 2008, 2010, 2012

Netmark: 2000, 2004

SBS: 2005, 2009

Indoor residual spraying (IRS)

The proportion of households that were sprayed with an insecticide-based solution in the last 12 months

DHS: 2007

HHCS: 2008

MIS: 2006, 2008, 2010, 2012

NMCC: 2005-2010

ITN ownership or IRS

The proportion of households that either own an ITN, or were sprayed with an insecticide-based solution in the last 12 months, or both

DHS: 2007

HHCS: 2008

MIS: 2006, 2008, 2010, 2012

Netmark: 2000, 2004

SBS: 2005, 2009

ITN use or IRS

The proportion of children under 5 years who either slept under an ITN the previous night, or live in a household that was sprayed with an insecticide-based solution in the last 12 months, or both

DHS: 2007

HHCS: 2008

MICS: 1999

MIS: 2006, 2008, 2010, 2012

Netmark: 2000, 2004

SBS: 2005, 2009

Covariates

Household electricity

The proportion of households with electricity

Census: 1990, 2000, 2010

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2006, 2010

Female headship of households

The proportion of households with a female head

Census: 1990, 2000, 2010

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2006, 2010

MICS: 1999

Household size

The average number of members per household

Census: 1990, 2000, 2010

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2006, 2010

MICS: 1999

Education of women 15 to 44 years old

The average years of schooling for women 15 to 44 years old

Census: 1990, 2000, 2010

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2006, 2010

MICS: 1999

Improved dwelling wall type

The proportion of households with dwelling walls constructed of an improved material

Census: 1990, 2000, 2010

DHS: 1992, 1996–7, 2001–2, 2007

LCMS: 1996, 1998, 2002–3, 2004–5, 2006, 2010

MICS: 1999

Health facilities per capita

The number of health facilities per 1,000 inhabitants

Census: 1990, 2000, 2010

JICA: 2006

  1. *Exclusive breastfeeding was selected rather than early initiation or continued breastfeeding because it has the strongest relationship with child mortality.
  2. DHS, Demographic and Health Survey; MIS, Malaria Indicator Survey; MICS, Multiple Indicator Cluster Survey; LCMS, Living Conditions Monitoring Survey; Netmark, Netmark Survey; HHCS, Household Health Coverage Survey; SBS, Sexual Behavior Survey; NMCC, National Malaria Control Centre Administrative Data; Census, National Population Census; JICA, Japan International Cooperation Agency Health Facility Census.