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Table 2 Spatial Cluster of children under immunization, Butajira HDSS, Southern Ethiopia, April, 2016

From: Spatial distribution of under immunization among children 12–23 months old in Butajira HDSS, southern Ethiopia

Cluster Number and General Description

Radius, km

Population in Cluster, n

Under immunized Children in Cluster, %

Expected Under immunized Cases, n

Actual Under immunized Cases, n

RR

P Value

1:Under immunization cluster, Enseno Town

6.55 km

80

92.5

61.98

74

1.24

0.011*

1.Polio cluster

< 1 km

24

70.8

3.14

17

7.05

<  0.001 ***

2.Polio cluster

0.34 km

35

37.1

4.57

13

3.32

0.0052**

1.BCG cluster

< 1 km

24

70.8

3.14

17

7.05

<  0.001 ***

2. BCG cluster

0.34 km

35

37.1

4.57

13

3.32

0.0052**

1. DPT Cluster, Enseno

8.44 km

104

88.5

58.69

92

1.86

<  0.001 ***

2. DPT Cluster

1.46 km

43

97.7

24.27

42

1.86

<  0.001 ***

3. DPT Cluster

<  1 km

24

91.7

13.54

22

1.68

0.010*

4. DPT Cluster

0.93 km

42

81

23.7

34

1.5

0.027*

5. DPT Cluster

2.96 km

28

85.7

15.8

24

1.57

0.029*

1.Measles cluster,

< 1 km

24

75

5.33

18

3.86

<  0.001 ***

2.Measles

cluster,

Enseno

2.96

28

64.3

6.22

18

3.28

<  0.001 ***

  1. * P Value statistically significant below 0.05
  2. ** P Value statistically significant below 0.01
  3. *** P Value statistically significant below 0.001