Review Article
The ABCD and ABCD2 Scores and the Risk of Stroke following a TIA: A Narrative Review
Table 3
ABCD2 score and risk of stroke.
| | Risk category | ABCD2 3 or less | ABCD2 4 or more |
| | Low risk score | High risk score |
| | | 2-day risk % | | 2-day risk % |
| | California, [37] 2005 () | 562 | 2.49 (14) | 3176 | 4.28 (136) | | Oxford, [37] 2005 () | 247 | .8 (2) | 402 | 8.95 (36) |
| | | 7-day risk % | | 7-day risk % |
| | California, [37] 2005 () | 562 | 2.84 (16) | 3176 | 5.88 (187) | | Oxford, [37] 2005 () | 247 | 1.6 (4) | 402 | 14.67 (59) | | Tsivgoulis et al. [21] () | 84 | 1.19 (1) | 142 | 11.97 (17) | | Asimos et al., [25] 2009 () | NA | NA | NA | NA | | Fothergill et al., [23] 2009 () | 68 | 5.9 (4) | 208 | 15.4 (32) | | Konton and Rothwell [35] () | 88 | NA | 190 | NA |
| | | 30-day risk % | | 30-day risk % |
| | Tsivgoulis et al., [21] () | 84 | 1.19 (1) | 142 | 14.78 (21) | | Fothergill et al., [23] 2009 () | 68 | 5.9 (4) | 208 | 16.8 (35) |
| | | 90-day risk % | | 90-day risk % |
| | California, [16] 2005 () | 562 | 6.58 (37) | 3176 | 9.6 (305) | | Oxford, [16] 2005 () | 247 | 5.26 (13) | 402 | 21.4 (86) | | Josephson et al. [11] () | 190 | 6.31 (12) | 523 | 26.95 (141) |
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