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journals.sagepub.com/doi/10.1177/...
New open access paper on Imputation of incomplete ordinal and nominal data by predictive mean matching
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https://journals.sagepub.com/doi/10.1177/09622802251362642
about 2 months ago
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New open access paper in Statistics in Medicine: The Impact of Violation of the Proportional Hazards Assumption on the Calibration of the Cox Proportional Hazards Model
onlinelibrary.wiley.com/doi/10.1002/...
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The Impact of Violation of the Proportional Hazards Assumption on the Calibration of the Cox Proportional Hazards Model
The Cox proportional hazards regression model is frequently used to develop clinical prediction models for time-to-event outcomes, allowing clinicians to estimate an individual's risk of experiencing...
https://onlinelibrary.wiley.com/doi/10.1002/sim.70161
8 months ago
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www.tandfonline.com/doi/full/10....
Open access paper on evaluating the median p-value method for assessing the statistical significance of tests when using multiple imputation
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Evaluating the median p-value method for assessing the statistical significance of tests when using multiple imputation
Rubinās Rules are commonly used to pool the results of statistical analyses across imputed samples when using multiple imputation. Rubinās Rules cannot be used when the result of an analysis in an ...
https://www.tandfonline.com/doi/full/10.1080/02664763.2024.2418473
9 months ago
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onlinelibrary.wiley.com/doi/10.1002/...
Open access paper on a Variance Estimator for Marginal Cox Regression Models Fit to Non-Nested Multilevel or Clustered Data.
#multilevel
#statistics
#clustereddata
#survivalanalysis
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A Variance Estimator for Marginal Cox Regression Models Fit to NonāNested Multilevel Data
In health services research, researchers often use clustered data to estimate the independent association between individual outcomes and cluster-level covariates after adjusting for individual-level...
https://onlinelibrary.wiley.com/doi/10.1002/sim.70074
9 months ago
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New open-access paper in Statistics in Medicine: Inverse Probability of Treatment Weighting Using the Propensity Score With Competing Risks in Survival Analysis.
onlinelibrary.wiley.com/doi/10.1002/...
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Inverse Probability of Treatment Weighting Using the Propensity Score With Competing Risks in Survival Analysis
Inverse probability of treatment weighting (IPTW) using the propensity score allows estimation of the effect of treatment in observational studies. We had three objectives: first, to describe methods...
https://onlinelibrary.wiley.com/doi/10.1002/sim.70009
12 months ago
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