TY - GEN AU - Jahn-Eimermacher,Antje AU - Ingel,Katharina AU - Schneider,Astrid TI - Sample size in cluster-randomized trials with time to event as the primary endpoint SN - 1097-0258 PY - 2013///0906 KW - Biostatistics KW - methods KW - Cluster Analysis KW - Endpoint Determination KW - statistics & numerical data KW - Humans KW - Likelihood Functions KW - Models, Statistical KW - Poisson Distribution KW - Random Allocation KW - Randomized Controlled Trials as Topic KW - Regression Analysis KW - Sample Size KW - Substance Abuse Treatment Centers KW - Substance-Related Disorders KW - therapy KW - Time Factors KW - Time-to-Treatment N1 - Publication Type: Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't; Validation Study UR - https://doi.org/10.1002/sim.5548 ER -