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Table 2 Individual-level validation in exit survey report of Chlorhexidine cord-application, EN-BIRTH study (n = 6748)

From: Chlorhexidine for facility-based umbilical cord care: EN-BIRTH multi-country validation study

 

Azimpur (BD)

Tertiary

Kushtia (BD)

District

Pokhara (NP)

Regional

Pooled

(Random effects)

N (%)

(CI)

N (%)

(CI)

N (%)

(CI)

N%

(CI)

Exit-survey denominator

2826 live births

2253 live births

6748 live births

 

All modes of birth combined

 Observer prevalence %

2582 (89.3)

 

2257 (97.9)

 

7112 (99.4)

 

96.6

(88.8, 99.9)

 Survey-reported prevalence %

12 (0.4)

840 (37.3)

604 (9)

11..3

(0.3, 34.6)

 Don’t know responses %

2189 (77.5)

1251 (55.5)

5355 (79.4)

71.5

(57.3, 83.7)

INCLUDES DON’T KNOW AS NO

 10 Cell Counts

No

 

Yes

 

No

   

 % agreement

11.0

38.4

9.5

18.1

(5.5, 35.9)

 Sensitivity

**

**

37.7

(35.6, 39.7)

**

**

11.5

(0.3, 34.9)

 Specificity

**

**

71.7

(56.5, 84)

**

**

93.0

(66.0, 100.0)

EXCLUDES DON’T KNOW

  > 10 Cell Counts

No

 

No

 

No

   

 % agreement

11.5

 

83.7

 

44.2

 

45.8

(10.0, 84.3)

 Sensitivity

2.1

(1.1, 3.6)

84.7

(82.3, 86.9)

44.1

(41.4, 46.8)

39.7

(2.7, 86.7)

 Specificity

100

(94.1, 100)

23.5

(6.8, 49.9)

60

(14.7, 94.7)

70

(3.2, 100)

Vaginal births

 Observer prevalence %

731 (96.3)

 

1290 (96.5)

 

6075 (99.4)

 

97.7

(94.4, 99.6)

 Survey-reported prevalence %

4 (0.5)

601 (45.9)

536 (9.3)

13.6

(0.3, 41.7)

 Don’t know responses %

565 (76.5)

629 (48.1)

4508 (78.6)

68.5

(47.9, 85.9)

INCLUDES DON’T KNOW AS NO

  > 10 Cell Counts

No

 

Yes

 

No

   

 % agreement

4.2

47.8

9.9

17.4

(1.6, 4.4)

 Sensitivity

**

**

46.9

(44.1, 49.7)

**

**

13.9

(0.3, 42.5)

 Specificity

**

**

72.7

(57.2, 85)

**

**

91.6

(70.3, 100.0)

EXCLUDES DON’T KNOW

  > 10 Cell Counts

No

 

No

 

No

   

 % agreement

5.2

(2.4, 9.6)

88.2

(85.6, 90.6)

44.4

(41.6, 47.3)

44.4

(7.5, 85.6)

 Sensitivity

2.4

(0.7, 6)

89.8

(87.2, 92)

44.3

(41.5, 47.2)

42.8

(5, 86.8)

 Specificity

100

(47.8, 100)

25

(7.3, 52.4)

60

(14.7, 94.7)

63.2

(11.5, 100)

Caesarean births

 Observer prevalence %

1850 (86.8)

 

967 (99.8)

 

1037 (99.2)

 

97.1

(85.6, 100.0)

 Survey-reported prevalence %

8 (0.4)

239 (25.3)

66 (6.7)

7.9

(0.0, 27.9)

 Don’t know responses %

1624 (77.9)

622 (65.9)

823 (83.7)

76.4

(66.6, 85.0)

INCLUDES DON’T KNOW AS NO

  > 10 Cell Counts

No

 

No

 

No

   

 % agreement

13.4

25.4

7.1

**

**

 Sensitivity

**

**

**

**

**

**

**

**

 Specificity

**

**

**

**

**

**

**

**

EXCLUDES DON’T KNOW

  > 10 Cell counts

No

 

No

 

No

   

 % agreement

13.9

(10.9, 17.4)

74.1

(69, 78.8)

42.3

(34, 50.8)

42.4

(7.4, 82.7)

 Sensitivity

2

(0.9, 3.9)

74.4

(69.2, 79.1)

42.3

(34, 50.8)

34.7

(0, 88.4)

 Specificity

100

(93.6, 100)

0

(0, 97.5)

34.7

(0, 88.4)

  1. n = 12,379 observed live births, n = 11,827 live births with survey
  2. ** = result suppressed due to 10 or fewer count per column of two-by-two table
  3. 7.1% Chlorhexidine solution applied to the umbilicus