From: Association between circle of Willis and ischemic stroke: a systematic review and meta-analysis
S.no | Author | Publication year | Country | Sample size | Male sex | Mean age in years | Duration/ Follow-up time | Study design |
---|---|---|---|---|---|---|---|---|
1 | Yu-Ming et al. [38] | 2008 | Taiwan | 310 | 210 | 68.9 | 2006/l year | Case control |
2 | Shahan et al. [39] | 2017 | USA | 457 | – | 36.0 | 2005–2015/10 years | Case control |
3 | Tom-Van et al. [40] | 2016 | Netherland | 484 | 268 | 52.0 | 2009–2013/ 4 years | Prospective |
4 | SMART Study Group [41] | 2015 | Netherland | 976 | 782 | 58.2 | 2001–2005/ 4 years | Prospective |
5 | Rafat et al. [17] | 2015 | Poland | 371 | 265 | 66.0 | 2011–2015/ 4 yeas | Case control |
6 | Edlira et al. [42] | 2014 | Albania | 120 | 52 | 60.2 | 2012–2013/ 1 year | Case control |