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Ultimately, validation of risk profiles will require longitudinal studies.
In this paper, we illustrate an analytical (external) validation of risk prediction modeling to assess reproducibility across studies.
A second example illustrates the external validation of risk models (based on Cox regression) for sudden cardiac death in patients with hypertrophic cardiomyopathy (web appendix).
15 QResearch has been used for a wide range of clinical research, including the development and validation of risk prediction models.
External validation of risk prediction models using an independent dataset has been rarely performed by other studies, and is an important strength of our study.
We also extracted data from original studies if no information on the development or validation of risk scores was available in the articles identified in the initial search.
Similar(50)
The requisite of validation of hazard, risk, and vulnerability models is crucial, as the models based on these will form the foundation of the outputs used to define land use zoning and planning, emergency response actions, disaster planning, and insurance premiums (Tüfekci 1995; Jenkins 2000; Dominey-Howes and Papathoma 2007).
Whether this assumption is valid is an important but often neglected aspect of the validation of risk-adjustment methods.
The Development And Validation of Risk-adjusted Outcomes for Systems of emergency care (DAVROS) model predicts 7-day mortality in emergency medical admissions.
This study was undertaken as part of the DAVROS study (Development And Validation of Risk-adjusted Outcomes for Systems of emergency care) and aimed to evaluate the use of health utility as an outcome measure in emergency care.
4 The DAVROS study (Development And Validation of Risk-adjusted Outcomes for Systems of emergency care) showed that the addition of physiological variables to routine age and diagnostic data could improve prediction and provide excellent discriminant value for 7-day mortality across a range of settings.
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