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Table 1 Summary table of all variables used in regression analyses

From: An ecological quantification of the relationships between water, sanitation and infant, child, and maternal mortality

Variable Mean Standard Deviation 25th percentile 50th percentile 75th percentile Minimum value Maximum value Number of missing values
% access to improved water source 85.99 17.00 80 94 100 30 100 24
% access to improved sanitation 71.14 30.18 48 84 98 9 100 23
Under-five mortality rate (per 1 000 live births) 48.30 55.01 10 23 69 2 257 0
% under-five mortality due to diarrheal disease 7.15 7.26 1 5 13 0 29 0
IMR (per 1 000 live births) 33.80 33.38 9 21 53 1 165 0
MMR (per 100 000 live births) 206.60 307.66 8 44 317 0 1600 24
GNI 10790.76 16203.34 1045 3730 11940 140 87070 9
Fertility per woman 2.88 1.44 1.80 2.40 3.85 1.20 7.10 1
Adult literacy rate 80.77 19.80 71 88.50 97 26 100 57
Deaths due to diarrhea (1 000's) 8792.47 33797.29 0 300 5000 0 402200 7
% birth attended by skilled health personnel 79.80 25.62 61 94.5 100 6 100 15
% using antenatal care (at least 1 visit) 85.37 16.56 80 91 97 16 100 62
  1. Regions of the world is a categorical variable. Its values are defined as the following: 1-African Region; 2-Europe; 3-Eastern Mediterranean; 4-Americas; 5-Southeast Asia; 6-Western Pacific