Table 1 Histological scoring parameters used to semi-quantify myocardial slices.

1. Contraction bands/coagulation necrosis

0

Absent

1

1%–10% of cardiomyocytes

2

11%–50% of cardiomyocytes

3

51%–100% of cardiomyocytes

2. Interstitial edema

0

Absent

1

Present

3. Granulocyte infiltration

0

Absent

1

Present

4. Platelet aggregates/thrombi

0

Absent

1

Present

5. Extravasation of red blood cells

0

Absent

1

Present