Sample size in cluster-randomized trials with time to event as the primary endpoint

Efficiency loss because of varying cluster size in cluster randomized trials is smaller than literature suggests

(2012) Gerard J.P. van Breukelen et al.   STATISTICS IN MEDICINE

Days to treatment and early retention among patients in treatment for alcohol and drug disorders

(2011) Kim A. Hoffman et al.   ADDICTIVE BEHAVIORS

Disseminating quality improvement: study protocol for a large cluster-randomized trial

(2011) Andrew R Quanbeck et al.   Implementation Science

Ensayo clínico aleatorizado para evaluar la eficacia de un programa integral de prevención secundaria de las enfermedades cardiovasculares en atención primaria: estudio PREseAP

(2011) Carlos Brotons et al.   REVISTA ESPANOLA DE CARDIOLOGIA

Frailty modelling for survival data from multi-centre clinical trials

(2011) Il Do Ha et al.   STATISTICS IN MEDICINE

Proportional Hazards Regression for the Analysis of Clustered Survival Data from Case-Cohort Studies

(2010) Hui Zhang et al.   BIOMETRICS

Faster return to work after psychiatric consultation for sicklisted employees with common mental disorders compared to care as usual. A randomized clinical trial

(2010) Christina Van der Feltz-Cornelis   Neuropsychiatric Disease and Treatment

Prevention of Dementia by Intensive Vascular Care (PreDIVA)

(2009) Edo Richard et al.   ALZHEIMER DISEASE & ASSOCIATED DISORDERS

Population-Based Intervention to Reduce Prehospital Delays in Patients With Cerebrovascular Events

(2009) Jacqueline Müller-Nordhorn   ARCHIVES OF INTERNAL MEDICINE

TEACH: Trial of Education And Compliance in Heart dysfunction chronic disease and heart failure (HF) as an increasing problem

(2008) Femida Gwadry-Sridhar et al.   Contemporary Clinical Trials