Signs and symptoms		Points
Clinical signs and symptoms of DVT (leg swelling and pain with palpation of the deep veins)		3.0
PE as likely or more likely than an alternative diagnosis*		3.0
Heart rate > 100 beats per minute		1.5
Immobilization (bed rest, except to access the bathroom, for at least 3 consecutive days) or surgery in the previous 4 weeks		1.5
Previous objectively diagnosed DVT or PE		1.5
Hemoptysis		1.0
Malignancy (treatment that is ongoing, within the past 6 months, or palliative)		1.0
	Total points:	________