Predicting malignant risk of ground-glass nodules using convolutional neural networks based on dual-time-point 18F-FDG PET/CT

Table 3 Comparison of the performance between nuclear medicine physicians’ assessments and the dual-time-point ¹⁸F-FDG PET/CT model

	Accuracy	Specificity	Sensitivity	PPV	NPV	F1 score	AUC
Resident physician	67.09%	84.62%	58.49%	88.57%	86.67%	0.70	0.72
Junior physician	74.68%	76.92%	73.58%	86.67%	58.82%	0.80	0.75
Expert physician	78.48%	84.62%	75.47%	90.91%	62.86%	0.82	0.80
Dual-time-point ¹⁸F-FDG PET/CT	84.81%	84.62%	84.91%	91.84%	73.33%	0.88	0.85

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