Skip to main content

Table 1 Clinical decision rule for deep vein thrombosis according to the Dutch Committee of General Practitioners [7]

From: Two point-of-care test-based approaches for the exclusion of deep vein thrombosis in general practice: a cost-effectiveness analysis

 

Risk factors

Weight

1.

Male gender

1

2.

Use of systemic estrogens (such as contraceptive pills, hormone rings/patches or needles)

1

3.

Presence of malignancy

1

4.

Surgery in the last month

1

5.

Absence of trauma explaining swelling in the calf

1

6.

Expanded veins of the limb

1

7.

Difference in maximal calf size ≥3 cm

2