Advanced Statistics:Statistical Methods for Analyzing Cluster and Cluster‐randomized Data
Advanced Statistics:Statistical Methods for Analyzing Cluster and Cluster‐randomized Data
Abstract. Sometimes interventions in randomized clinical trials are not allocated to individual patients, but rather to patients in groups. This is called cluster allocation, or cluster randomization, and is particularly common in health services research. Similarly, in some types of observational studies, patients (or observations) are found in naturally occurring …