Figure 2

Sensitivity and Specificity for varying the number of days of collecting HR (A) for both training and test data and (B) for the test data when the duration of collecting HR data is fixed at 10 days for the training data. HR, heart rate.
Sensitivity and Specificity for varying the number of days of collecting HR (A) for both training and test data and (B) for the test data when the duration of collecting HR data is fixed at 10 days for the training data. HR, heart rate.