two or more Laboratory criteria: 1. Decreased platelet count (≤262 ×10 9/L) 2. Elevated levels of aspartate aminotransferase (>59 U/L) 3. Decreased white blood cell count (≤4.0 × 109/L) 4. Hypofibrinogenemia (≤2.5 g/L) or, three or more combined clinical/laboratory criteria: