Fig. 4: Scatter plots showing the relationship between.

a DELPHI-EEG predicted probability and relative band power of delta (1–4 Hz), theta (4–8 Hz), and alpha (8–12 Hz) frequency bands. b Percent reduction in F1-score for postoperative delirium (POD) prediction following targeted ablation applied to each 2 min sample. β denotes the slope from Spearman’s rank correlation test, and p denotes the corresponding p-value.