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Table 2 Distribution of thromboembolic events according to the different risk category of each risk score

From: Comparison between CHA2DS2-VASc and the new R2CHADS2 and ATRIA scores at predicting thromboembolic event in non-anticoagulated and anticoagulated patients with non-valvular atrial fibrillation

 

Non-anticoagulated cohort

Anticoagulated cohort

N = 9

N = 18

CHA2DS2-VASc

 0 point, %

0 (0)

0 (0)

 1 point, %

0 (0)

1 (1.3)

  ≥ 2 points, %

9 (6.9)

17 (2.2)

R2CHADS2

 0 point, %

0 (0)

0 (0)

 1 point, %

1 (2.3)

0 (0)

  ≥ 2 points, %

8 (9)

18 (2.7)

ATRIA

  ≤ 5 points, %

5 (6.3)

2 (0.5)

 6 points, %

0 (0)

1 (0.9)

  ≥ 7 points, %

4 (6.6)

15 (3.7)

  1. ATRIA the anticoagulation and risk factors in atrial fibrillation score, CHA2DS2-VASc congestive heart failure, hypertension, age ≥75, diabetes mellitus, prior stroke or transient ischemic attack, vascular disease, age 65–74, female, R 2 CHADS 2 renal dysfunction, congestive heart failure, hypertension, age ≥75, diabetes mellitus, prior stroke or transient ischemic attack