Table 2 Overview of the dataset information utilized in the suggested study.

From: Blockchain enabled collective and combined deep learning framework for COVID19 diagnosis

Datasets

Covid - 19 positives count

Covid - 19 negative count

Image type

Total patients

CT scan image count

Dataset - 1

68

21

Computed axial tomography

89

34,006

Dataset - 2

783

217

Digital imaging and communications in medicine

1000

45,002

Dataset - 3

216

463

Computed axial tomography / digital imaging and communications in medicine

679

3490

Dataset - 4

1581

3731

Computed axial tomography

5312

425,024