Table 1.

SCORTEN Severity of Illness Score for Toxic Epidermal Necrolysis Assessment score developed for prediction of acute phase morbidity in EN

Criteria: 1 point per condition	Total score	Mortality rate (%)
Age 40 years	0–1	3.2
Heart rate > 120 beats per minute	2	12.2
Comorbid malignancy	3	35.5
Epidermal detachment > 10% body surface area on day 1	4	58.3
Blood urea nitrogen > 28 mg/dL	5 or more	90.0
Glucose > 252 mg/dL
Bicarbonate < 20 mEq/L