Reference no: EM133577221
Assignment:
Please see the following ecological study, Ecological study on needs and cost of treatment for dental caries in schoolchildren aged 6, 12, and 15 years, and answer the following questions:
Link of the study:
1) What was the purpose of the study?
2) What was the unit of analysis, specifically (e.g. cities, years, etc.)?
3) Was this an ecologic comparison, ecologic trend or mixed ecologic study? Why?
4) Was this a descriptive or an analytic ecologic study?
5) If it was analytic, what was(were) the exposure(s) and what was(were) the outcome(s) of interest?
6) If it was descriptive, what was the variable that was being described?
7) What were the major results of this study?