Table 4. Confusion matrix of model trained by integrated features from PS-OCT images with highest overall accuracy by forward searching.

			Histopathology
		Malignant tumor	Fibro-adipose	Stroma
	Malignant tumor	222	17	9
Predicted	Fibro-adipose	11	221	1
	Stroma	7	2	230
	Sensitivity	92.5%	92.1%	95.8%
	Specificity	94.6%	97.5%	98.1%
	NPV	89.5%	94.9%	96.2%
	PPV	96.2%	96.1%	97.9%
	Accuracy	93.9%	95.7%	97.4%