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Table 4 Expected gains table (reduction in inappropriate behaviour) of BBC listenership and direct training

From: Epidemiological geomatics in evaluation of mine risk education in Afghanistan: introducing population weighted raster maps

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Odds Ratio (average individual risk)

Risk difference

Proportion requiring intervention

Gain**/1000 households

Universal listenership to the BBC New Home New Life soap opera*

0.61

0.046

53% current non-listeners

24.3

Stop or change current direct training programme*

0.57

0.044

32% in communities now exposed

14.1

Universal listenership and change direct training

0.52

0.066

67% is either non-listener or is exposed to training

44.2

  1. *each excluding the effect of the others and the confounding effect of 'easy access to radios'
  2. ** 'Gain' is the risk difference divided by the proportion requiring intervention