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. Author manuscript; available in PMC: 2016 Oct 1.
Published in final edited form as: Lancet Neurol. 2015 Aug 10;14(10):1002–1009. doi: 10.1016/S1474-4422(15)00178-7

Figure 3. Internal validation and calibration.

Figure 3

Figure 3

Plot of the densities of AUCs from in silico validation of the integrative model within the PPMI dataset. This panel includes all 5 parameters (UPSIT, GRS, family history of PD, age and gender) for 10,000 iterations as well as another 10,000 iterations of training using backwards stepwise pruning.