highly significantp < .001
The heterogeneity was highly significant across sites measured by the I2 statistics which was 70.1% ( p < .001) for the training AUCs and 67.1% for the test AUCs.
The heterogeneity was highly significant across sites measured by the I2 statistics which was 70.1% ( p < .001) for the training AUCs and 67.1% for the test AUCs.