The merits of matching in community inte
โ
Neil Klar; Allan Donner
๐
Article
๐
1997
๐
John Wiley and Sons
๐
English
โ 165 KB
๐ 2 views
Concern about potential imbalance on risk factors in community intervention trials often prompts researchers to adopt a pair-matched design in which similar clusters of individuals are paired and one member of each matched pair is then randomly assigned to the intervention group. It is known that if