Table 2 Nomogram performance in training, internal and external validation cohorts.

From: Development and preliminary validation of a predictive model for IgA nephropathy progression

Dataset

AUC

95%CI

Brier score

p value

Lower

Upper

Train set

0.951

0.914

0.988

0.029

0.729

Internal validation

0.927

0.877

0.978

0.039

0.753

External validation

0.913

0.870

0.955

0.045

0.295

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