Atrial Fibrillation Stroke Risk (5 Year)
Info
Age (yrs) <=59 60 - 62 63 - 66 67 - 71 72 - 74 75 - 77 78 - 81 82 - 85 86 - 90 91 - 93 >= 94
Gender Male Female
Systolic BP (mmHg) <120 120 - 139 140 - 159 160 - 179 >=180
Diabetes No Yes
Prior Stroke or TIA No Yes
R e s u l t s
Risk of stroke in next 5 years (%)
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Info
Atrial Fibrillation Stroke Risk (5 Year)

This evaluation looked at patients with atrial fibrillation NOT on Warfarin. This scale factors age, gender, systolic blood pressure, diabetes and prior stroke or TIA into consideration to develop an overall risk of stroke within the next 5 years in patients with atrial fibrillation. Points are summed and from the total points a 5 year stroke risk is calculated.

Age (yrs)
<=59 0 pt
60-62 1 pts
63-66 2 pts
67-71 3 pts
72-74 4 pts
75-77 5 pts
78-81 6 pts
82-85 7 pts
86-90 8 pts
91-93 9 pts
>=94 10 pts
Gender
Male 0 pt
Female 6 pts
Systolic BP (mmHg)
120 0 pt
120-139 1 pts
140-159 2 pts
160-179 3 pts
>=180 4 pts
Diabetes
No 0 pt
Yes 5 pts
Prior Stroke or TIA
No 0 pt
Yes 6 pts

Interpretation of summed points of % risk of stroke in next 5 years:

Points %Risk
0-1 5%
2-3 6%
5 8%
6-7 9%
8 11%
9 12%
10 13%
11 14%
12 16%
13 18%
14 19%
15 21%
16 24%
17 26%
18 28%
19 31%
20 34%
21 37%
22 41%
23 44%
24 48%
25 51%
26 55%
27 59%
28 63%
29 67%
30 71%
31 75%

Reference:

Wang TJ, Massaro JM Levy D, et al. A risk score for predicting stroke or death in individuals with new-onset atrial fibrillation in the community: the Framingham Heart Study. JAMA . 2003;290(8):1049-56.