Unbiased Analysis of Today's Healthcare Issues

Risk Adjustment: Overfitting the Model

When creating risk adjustment models to predict health care spending, many researchers aim to maximize the goodness-of-fit of the model.  Maximize the goodness of fit, however, can produce the problem of overfitting. Overfitting occurs when a model describes random error or noise instead of the underlying relationship. Overfitting generally occurs when a model is excessively […]

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