Caprini score

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Sadaf Sharfaei M.D.[2], Rim Halaby, M.D. [3], Seyedmahdi Pahlavani, M.D. [4], Anmol Pitliya, M.B.B.S. M.D.[5]

Overview

The Caprini risk score is a risk assessment tool for the occurrence of venous thromboembolism among surgical patients.

Caprini Score

The Caprini risk score is a risk assessment tool for the occurrence of venous thromboembolism among surgical patients. The Caprini risk score includes 20 variables and it is derived from a prospective study of 538 general surgery patients.

Caprini Score Calculator

Shown below is the calculator for Caprini score (check all the boxes that apply):

Caprini Score Calculator
Variable	Score
Age 41-60 years	1
BMI > 25 Kg/m2	1
Minor surgery	1
Edema in the lower extremities	1
Varicose veins	1
Pregnancy	1
Post-partum	1
Oral contraceptive	1
Hormonal therapy	1
Unexplained or recurrent abortion	1
Sepsis (in the previous month)	1
Serious lung disease such as pneumonia (in the previous month)	1
Abnormal pulmonary function test	1
Acute myocardial infarctiontd>	1
Congestive heart failure (in the previous month)	1
Bed rest	1
Inflammatory bowel disease	1
Age: 61-74 years	2
Arthroscopic surgery	2
Laparoscopy lasting more than 45 minutes	2
General surgery lasting more than 45 minutes	2
Cancer	2
Plaster cast	2
Bed bound for more than 72 hours	2
Central venous access	2
Age ≥ 75 years	3
Prior episodes of VTE	3
Positive family history for VTE	3
Prothrombin 20210 A	3
Factor V Leiden	3
Lupus anticoagulants	3
Anticardiolipin antibodies	3
High homocysteine in the blood	3
Heparin induced thrombocytopenia	3
Stroke (in the previous month)	3
Other congenital or acquired thrombophilia	5
Fracture of the hip, pelvis, or leg	5
Elective arthroplasty	5
Acute spinal cord injury (in the previous month)	5
Caprini Score:
Interpretation:

Interpretation

The interpretation of the score is as follows:

• Score < 2: Low risk of VTE
• Score = 2: Moderate risk of VTE
• Score = 3: High risk of VTE
• Score = 4: High risk of VTE
• Score ≥ 5: Highest risk of VTE