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Table 4 Differences in the uptake across individual and combined intervention arms over 20 months

From: Achieving optimal technology and behavioral uptake of single and combined interventions of water, sanitation hygiene and nutrition, in an efficacy trial (WASH benefits) in rural Bangladesh

Indicators

Water, % (mean)

Sanitation, % (mean)

Handwashing, % (mean)

Nutrition, % (mean)

WSH, % (mean) p valuea

Nutrition+WSH, % (mean) p valuea

Observed latrine with a functional water seal

–

89

–

–

91 0.54

90 0.80

Absence of visible feces observed on slab or floor of latrine

–

73

–

–

73 0.98

75 0.59

Observed hygienic latrine

–

70

–

–

70 0.97

72 0.63

Proportion of children 6–36 months living in the compound who are reported to always defecate in the potty

–

48

–

–

50 0.69

47 0.75

Reported use of sani-scoop for cleaning child/human feces

–

20

–

–

21 0.71

20 0.90

Mean CHW visits per month in Sanitation arms

–

(6.4)

–

–

(6.3) 0.68

(6.6) 0.35

Observed proportion of households have handwashing station near the kitchen stocked with water and soap

–

–

94

–

86 0.005

87 0.003

Observed proportion of households have handwashing station near the latrine stocked with water and soap

–

–

93

–

85 0.002

87 0.008

Mean CHW visits per month in handwashing arms

–

–

(6.2)

–

(6.3) 0.56

(6.6) 0.052

Observed drinking water storage in project provided container

88

–

–

–

81 0.013

81 0.027

Self-reported water treatment with Aquatab

84

–

–

–

78 0.046

77 0.03

Detectable residual chlorine > 0.2 mg/L in stored water

76

–

–

–

68 0.034

67 0.016

Mother’s report of index child drinking water stored in project provided container

58

–

–

–

54 0.48

51 0.20

Mean CHW visits per month in water arms

(5.6)

–

–

–

(6.3) 0.007

(6.6) 0.000

Self- reported feeding LNS to child (6–20 months)

–

–

–

84

–

84 0.95

Mean CHW visits per month in Nutrition arms

–

–

–

(5.8)

–

(6.6) .002

  1. CHW community health worker; LNS lipid-based nutrient supplementation; WSH water quality, sanitation, handwashing
  2. aCluster adjusted chi-square test for proportion and cluster adjusted t test for mean