Minimum sample size calculations for external validation of a clinical prediction model with a time-to-event outcome

Keyphrases

• Sample Size Calculation 100%
• Prediction Model 100%
• Clinical Prediction Model 100%
• External Validation 100%
• Time-to-event Outcomes 100%
• Minimum Sample Size 100%
• Net Benefit 66%
• Risk Prediction 66%
• Linear Predictor 66%
• Time-to-event 33%
• Model-driven Development 33%
• Simulation-based 33%
• Predictive Models 33%
• Survival Outcomes 33%
• Clinical Decision-making 33%
• Performance Prediction 33%
• Binary Outcome 33%
• Continuous Outcomes 33%
• QR Code 33%
• Stata 33%
• C-index 33%
• Cumulative Hazard 33%
• Validation Population 33%
• Event Risk 33%
• Recurrent Venous Thromboembolism 33%
• Calibration Curve 33%
• Calibration Slope 33%
• Event Distribution 33%
• Statistics in Medicine 33%
• Confidence Interval Width 33%
• D-statistic 33%
• Pseudo-observations 33%
• Censoring Distribution 33%
• Size Criteria 33%

Mathematics

• Sample Size Calculation 100%
• Linear Predictor 100%
• Confidence Interval 50%
• Clinical Decision 50%
• Interval Width 50%
• Predictive Performance 50%

Computer Science

• Prediction Model 100%
• Linear Predictor 50%
• Decision-Making 25%
• Model Development 25%
• Predictive Performance 25%
• Calibration Curve 25%