| 1992-1993 | 1994-1995 | 2000-2001 | 2003-2004 | ||||
---|---|---|---|---|---|---|---|---|
 | Wave 1 | N = 34 | Wave 3 | N = 43 | Wave 6 | N = 17 | Wave 7 | N = 10 |
Reasons of use of antithrombotic agents | N | % | N | % | N | % | N | % |
Blood thinning &/or stroke prevention | 27 | 87.0 | 36 | 85.7 | 16 | 94.1 | 6 | 60.0 |
Unlikely reasons | 4 | 12.9 | 5 | 11.6 | 1 | 5.9 | 4 | 40.0 |
Other | 0 | 0.0 | 1 | 2.3 | 0 | 0.0 | 0 | 0.0 |
Missing | 3 | Â | 1 | Â | 0 | Â | 0 | Â |