CHADS2 score: risk for stroke in nonhemophilia patients
CHADS2 score
.
Adjusted stroke rate per 100 patient-years
.
0
1.9
1
2.8
2
4.0
3
5.9
4
8.5
5
12.5
6
18.2
CHADS2 score
.
Adjusted stroke rate per 100 patient-years
.
0
1.9
1
2.8
2
4.0
3
5.9
4
8.5
5
12.5
6
18.2
CHADS2 score is calculated by adding 1 point for congestive heart failure, hypertension, age ≥ 75 years, or diabetes mellitus, and 2 points for prior stroke or transient ischemic attacks. Low risk = 0; moderate risk = 1; high risk ≥ 2.