[Preprint]. 2021 Mar 31:arXiv:2104.00138v3. Originally published 2021 Mar 31. [Version 3]

Table 2.

Dataset information.

	Cohort	No. of patients	No. of lesions	No. of lesion slices
	Cohort	No. of patients	No. of lesions	Ground-glass opacity	High opacity
	Training	197	31560	15375	6933
External Validation	Centro Cardiologico Monzino	17	10053	4396	1834
External Validation	MosMedData [20]	50	2049	785	0