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The Article in Brief
A primary care research study can involve data at both group and individual levels. An approach for analyzing this "clustered" data is presented.
Supplemental Appendix
Computing Adjustment to Intraclass Correlation in Analytic Methods Specific to Randomized Cluster Trials.
Files in this Data Supplement:
- Supplemental Data: Appendix - PDF file, 1 page, .60 MB.