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Table 3 Reliability and validity of demographic, maternal and child health indicators in Butere (rural site)

From: Validity and reliability of data collected by community health workers in rural and peri-urban contexts in Kenya

  

Research assistant data

Test results

Difference

Kappa score

Agreement

Specificity

PPV

*Age

 

23.34

21.69

1.65

-

-

  

Sex

Male

Female

50.6

49.4

48.6

51.4

2.00

-2.00

0.12

Slight

  

Measles vaccine received

Yes

No

77.8

22.2

79.5

20.5

-1.7

1.7

0.16

Slight

92.3

97.9

ANC 4+

Yes

No

57.1

42.9

57.2

42.8

-0.1

0.1

0.76

Substantial

99.7

99.8

Skilled attendant delivery

Yes

No

30.2

69.8

31.1

68.9

-0.9

0.9

0.04

Slight

98.7

97.1

  1. Age indicated is mean age of household members.