From: Association between circle of Willis and ischemic stroke: a systematic review and meta-analysis
S.no | Author | Odds ratio | 95% CI | P-value | Comments |
---|---|---|---|---|---|
1 | Yu-Ming et al | 3.21 | 1.43–9.62 | 0.036 | PcomA hypoplasia in ischemic stroke patients was 19.35%, which was significantly higher than the control group (8.20%) |
2 | Shahan et al | 7.1 | 1.28–33.3 | 0.001 | The presence of an additional artery will reduce the risk of stroke |
3 | Tom-Van et al | 1.9 | 1.3–3.0 | 0.02 | Stenosis of proximal MCA or an incomplete posterior COW was determinants of poor collateral flow in acute stroke patients |
4 | SMART Group | 2.8 | 1.3–6.3 | 0.01 | An incomplete anterior COW was a predictor of anterior circulation stroke |
5 | Rafat et al | 1.28 | 1.16–1.49 | 0.001 | The presence of AcomA and PcomA reduced the risk of stroke by 72% |
6 | Edlira et al | 1.5 | 0.6–3.8 | 0.4 | Anatomical variations of COW in stroke patients were 23.3%, which was higher than the control group (16.7%) |