Fig. 2
From: Comparison of dynamic updating strategies for clinical prediction models
Boxplot of difference in Brier score between each update strategy and never update calculated at each quarter versus (A) update interval, when 100% new data are used to update the model; and (B) sliding window, when the update interval equals 1 quarter. Horizontal bars represent medians and interquartile ranges (IQR). Negative values reflect improvement compared never update