Table 1.

Risk stratification specifications for the Wells and Revised Geneva Scores

Wells Criteria[9]		Revised Geneva Score[11]
Risk Factors	Points	Risk Factors	Points
Clinical signs and symptoms of deep venous thrombosis (objectively measured leg swelling and pain with palpation in the deep-vein region)	3.0	Unilateral lower limb pain	3
		Pain on leg deep-vein palpation and unilateral edema	4
Heart rate greater than 100 beats/min	1.5	Heart rate between 75–94 beats/min OR Heart rate ≥95 beats/min	3 OR 5
Immobilization (bedrest, except access to the bathroom, for ≥3 days) or surgery in the previous 4 weeks	1.5	Surgery (under general anesthesia) or fracture (of the lower limbs) within 1 month	2
Previous objectively diagnosed deep venous thrombosis or pulmonary embolism	1.5	Previous deep-venous thrombosis or pulmonary embolism	3
Hemoptysis	1.0	Hemoptysis	2
Malignancy (patients with cancer who were receiving treatment, those in whom treatment had been stopped within the past 6 months, or those who were receiving palliative care	1.0	Active malignancy (solid or hematologic malignant condition, currently active or considered cured <1 year)	2
Pulmonary embolism as likely as or more likely than an alternative diagnosis*	3.0	--	--
--	--	Age >65 years	1
Clinical Probability
PE unlikely	≤4	PE unlikely	≤5
PE likely	>4	PE likely	>5

^*This is the category subject to change in the automatic vs. non-automatic scoring versions. Points are automatically awarded for this category under automatic Wells and discerningly awarded under non-automatic Wells