Fig. 4: Prediction of hemoglobin A1c improvement.

Represents prediction for a decrease in hemoglobin A1c of ≥ 0.3. Displayed by type of model (logistic regression or ensemble machine learning), use of data (with or without wearable data), and type of wearable (waist or wrist). Data presented are Area Under the Curve (AUC) and 95% confidence intervals from the testing set.