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Table 2 Sample selection clusters across Iraqi governorates for 2011 Iraq mortality study, compared to Iraq population estimates

From: A two-stage cluster sampling method using gridded population data, a GIS, and Google EarthTM imagery in a population-based mortality survey in Iraq

Governorates

Estimated population1

Percentage of Iraqi population

No. of clusters

Percentage of sample

Difference (pop% - sample%)

No. of individuals2

Percentage of sample

Difference (pop% - sample%)

Al-Anbar

1,451,583

4.52

7

7

−2.48

990

9.28

−4.76

Al-Muthanna

719,824

2.24

1

1

1.24

142

1.33

0.91

Al-Najaf

1,180,681

3.68

2

2

1.68

200

1.88

1.80

Al-Qadisiya

1,121,782

3.49

4

4

−0.51

580

5.44

−1.95

Babil

1,727,032

5.38

3

3

2.38

353

3.31

2.07

Baghdad

7,180,889

22.37

23

23

−0.63

2,347

22.01

0.36

Basrah

2,555,542

7.96

8

8

−0.04

882

8.27

−0.31

Diala

1,370,537

4.27

5

5

−0.73

463

4.34

−0.07

Duhouk

968,901

3.02

2

2

1.02

284

2.66

0.36

Erbil

1,471,053

4.58

9

9

−4.42

803

7.53

−2.95

Kerbala

1,003,516

3.13

2

2

1.13

219

2.05

1.08

Kirkuk

1,290,072

4.02

2

2

2.02

201

1.89

2.13

Missan

1,009,565

3.14

3

3

0.14

308

2.89

0.25

Ninevah

3,237,918

10.09

13

13

−2.91

1,298

12.17

−2.08

Salahuddin

1,259,298

3.92

3

3

0.92

312

2.93

0.99

Sulaimaniya

1,551,974

4.83

7

7

−2.17

663

6.22

−1.39

Thi Qar

1,846,788

5.75

3

3

2.75

308

2.89

2.86

Wasit

1,158,033

3.61

3

3

0.61

310

2.91

0.70

  1. 1 Estimated 2009 population According to Central organization for statistics and Information Technology [COSIT] estimates.
  2. 2 Total number of individuals based on reported household members.