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Table 1 Survey parameters of select demographic and ITN coverage indicators for the Eritrean Demographic and Health Survey (2002) and the Bednet Survey (2003)

From: Interpreting household survey data intended to measure insecticide-treated bednet coverage: results from two surveys in Eritrea

Indicator

Survey

Sample size

Proportion (unweighted)

Proportion (weighted)

Standard error

Design effect

Relative standard error (%)*

Proportion households with at least 1 child ≤ 5 years old

EDHS

3,138

0.5102

0.5063

0.0114

1.27

2.2

 

Bednet Survey

1,559

0.5710

0.5745

0.0153

1.17

2.6

Proportion households with ≥ 4 members

EDHS

3,138

0.6673

0.6598

0.0117

1.39

1.8

 

Bednet Survey

1,559

0.6459

0.6469

0.0152

1.25

2.3

Proportion households respondent Muslim

DHS

2,832

0.6207

0.6199

0.0381

4.18

6.2

 

Bednet Survey

1,559

0.6421

0.6385

0.0570

4.69

8.9

Proportion household respondents Tigrinya

DHS

3,138

0.2954

0.3059

0.0364

4.46

11.9

 

Bednet Survey

1,559

0.2348

0.2433

0.0491

4.57

20.2

Proportion households with at least 1 bednet

EDHS

3,138

0.4783

0.4982

0.0246

2.76

4.9

 

Bednet Survey

1,559

0.9268

0.9265

0.0153

2.31

1.6

Proportion households with at least 1 ITN§

EDHS

-

-

-

-

-

-

 

Bednet Survey

1,559

0.8287

0.8217

0.0243

2.55

3.0

Proportion children under 5 who slept under ITN previous night§

EDHS

2,089

0.0732

0.0781

0.0107

1.88

13.7

 

Bednet Survey

1,488

0.7655

0.7605

0.0314

2.86

4.1

Proportion pregnant women who slept under ITN previous night§

EDHS

279

0.0466

0.0435

0.0163

1.29

37.5

 

Bednet Survey

78

0.5256

0.5238

0.0723

1.27

13.8

  1. *Standard error/proportion (weighted)
  2. Proportion Muslim for EDHS based on women of reproductive age; proportion Muslim for Bednet Survey based on household respondent.
  3. No data available on bednet treatment status at household level from EDHS
  4. §Data smoothed for date heaping at 12 months for defining ITN.