Clinical information | Points | Beta coefficient (multiplication factor) |
CNS involvement (lethargy, seizures, irritability, confusion, headache, mood changes or coma) | 1 = present 0 = absent | × 2.44 |
Hemorrhagic manifestations (petechiae, ecchymoses or purpura, mucosal or gastrointestinal bleeding, or intravascular coagulation) | 1 = present 0 = absent | × 1.54 |
Active arthritis | 1 = present 0 = absent | × –1.30 |
Platelet count | N (× 109/L) | × –0.003 |
Lactic dehydrogenase | (units/L) | × 0.001 |
Fibrinogen | N (mg/dL) | × –0.004 |
Ferritin | N (ng/mL) | × 0.0001 |
Total score (after points are multiplied by the respective beta coefficient) |
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