Table 2.

Classification performance of the decision tree for classifying uterine activities, separately for each of the 8 channels EHG signals.

Channel	AUC	Sensitivity	Specificity	PPV	NPV	Accuracy
Ch1	0.75	0.84	0.78	0.80	0.83	0.81
Ch2	0.67	0.70	0.72	0.73	0.72	0.71
Ch3	0.65	0.68	0.74	0.74	0.70	0.71
Ch4	0.62	0.66	0.66	0.66	0.67	0.66
Ch5	0.70	0.74	0.76	0.76	0.75	0.75
Ch6	0.69	0.97	0.53	0.68	0.95	0.75
Ch7	0.67	0.65	0.78	0.76	0.69	0.72
Ch8	0.69	0.68	0.76	0.76	0.71	0.72