Table 2.

Bounding box analysis on 905 CxRs (434 RT-PCR +ve and 471 historical scans) from independent validation datasets.

		Prediction box
		CovBaseAI (mAP)	RAD 1 (mAP)	RAD 2 (mAP)	RAD 3 (mAP)	RAD 4 (mAP)
Ground truth	RAD 1	0.78	1	0.79	0.54	0.79
	RAD 2	0.73	0.80	1	0.51	0.75
	RAD 3	0.43	0.54	0.50	1	0.46
	RAD 4	0.81	0.81	0.75	0.47	1

RAD radiologist, mAP mean average precision.