You Are Told to Design a Low‐cost Ecological Study Comparing

You are told to design a low‐cost ecological study comparing your country to 20 others, looking at the correlation between meat consumption and coronary heart
Disease (CHD) .Which of the following design features would you incorporate:

A) A nutrition survey in each country to measure meat intake accurately
B) Use available morbidity data on CHD for each country
C) Use routine mortality data from each country (generally available with a lag of 2‐3 years) to measure CHD
D) Ask the FAO (United Nations Food and Agriculture Organisation) to provide you with crude food 'disappearance' data from 10 years ago for each country
E) Hire a really good statistician to help with the analyses