Table 1

Clinical decision rules for suspected acute PE

ItemOriginalSimplified
Revised Geneva score   
 Previous DVT or PE 
 Heart rate 75–94/min 
 Heart rate ≥95/min 
 Surgery or fracture <1 mo 
 Hemoptysis 
 Active malignancy 
 Unilateral lower limb pain 
 Pain on lower limb deep vein palpation and unilateral edema 
 Age >65 y 
 Clinical probability   
  PE unlikely ≤5 ≤2 
  PE likely >5 >2 
Wells rule   
 Previous PE or DVT 1.5 
 Heart rate >100/min 1.5 
 Surgery or immobilization <4 wk 1.5 
 Hemoptysis 
 Active malignancy 
 Clinical signs of DVT 
 Alternative diagnosis less likely than PE 
 Clinical probability   
  PE unlikely ≤4 ≤1 
  PE likely >4 >1 
ItemOriginalSimplified
Revised Geneva score   
 Previous DVT or PE 
 Heart rate 75–94/min 
 Heart rate ≥95/min 
 Surgery or fracture <1 mo 
 Hemoptysis 
 Active malignancy 
 Unilateral lower limb pain 
 Pain on lower limb deep vein palpation and unilateral edema 
 Age >65 y 
 Clinical probability   
  PE unlikely ≤5 ≤2 
  PE likely >5 >2 
Wells rule   
 Previous PE or DVT 1.5 
 Heart rate >100/min 1.5 
 Surgery or immobilization <4 wk 1.5 
 Hemoptysis 
 Active malignancy 
 Clinical signs of DVT 
 Alternative diagnosis less likely than PE 
 Clinical probability   
  PE unlikely ≤4 ≤1 
  PE likely >4 >1