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. 2022 Apr 12;19(8):4633. doi: 10.3390/ijerph19084633

Figure 2.

Figure 2

The cross-validation curve at different λ values. The left vertical-dotted line with ln λ = −3.306 (or λ = 0.037) had the highest AUC value, indicating that the model used 17 variables that had the best prediction performance.