Table 3

The London Haemostat Score

CharacteristicScore given
Tachycardia (HR>100 beats/min)+2
Low Hb
 <100–125 g/L+2
 <100 g/L+4
Urea to creatinine ratio >100+4
Chronic liver disease+3
High CRP>50 mg/L−3
Alternate diagnosis*−6

  • *Acute alternative diagnosis for anaemia, haemodynamic instability or urea rise.

  • CRP, C reactive protein; Hb, haemoglobin; HR, heart rate.