Completeness of Follow-Up Determines Validity of Study Findings: Results of a Prospective Repeated Measures Cohort Study - von Allmen, Regula S.; Weiss, Salome; Tevaearai, Hendrik T.; Kuemmerli, Christoph; Tinner, Christian; Carrel, Thierry P.; Schmidli, Juerg; Dick, Florian (PloS one, 2015)
Keywords: Aged; Aorta; Aortic Aneurysm, Abdominal - mortality; Aortic Aneurysm, Abdominal - surgery; Bias; Clinical trials; Cohort analysis; Cohort Studies; Completeness; Correlation analysis; Endovascular Procedures - mortality; Endovascular Procedures - rehabilitation; Endovascular Procedures - statistics & numerical data; Epidemiology; Estimates; Evaluation; Fatalities; Female; Follow-Up Studies; Heart surgery; Hospitals; Humans; Internal medicine; Male; Medical ethics; Medical research; Medical statistics; Methods; Mortality; Observational Studies as Topic; Patient care; Patients; Practice guidelines (Medicine); Precision medicine; Prospective Studies; Quartiles; R&D; Registries - statistics & numerical data; Reproducibility of Results; Research & development; Research Design; Studies; Surveys and Questionnaires; Survival; Survival Analysis; Validity; Vascular surgery; Within-subjects design; Switzerland