Objectives To estimate the prevalence of time-to-event (TTE) outcomes in cluster randomized trials (CRTs) and to examine their statistical management. Study design setting We searched PubMed identify primary reports CRTs published six major general medical journals (2013–2018). Nature and, for TTE outcomes, methods sample size, analysis, measures intracluster correlation were extracted. Results...

purpose: this study was conducted to assess cognitive impairments, depression, anxiety and quality of life among patients with brain tumor and healthy adults, comparatively. methods: a cross-sectional study was administrated on 84 brain tumor patients and 84 healthy adults measured by the mini mental state examination, beck, hamilton and sf36 questionnaires before and after 10 days of surgery. ...