front |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 |16 |17 |18 |19 |20 |21 |22 |23 |24 |25 |26 |27 |28 |29 |30 |review |
Because most
epidemiologic studies are observational in nature, epidemiologists are most interested in
finding out how closely related study variables are. Or, how closely associated study
variables are. Measures of association can be measured as a difference between two measures, or as ratio measures. |