Table 1 Demographic characteristics of the US and European participants
| Â | Country | ||||||
|---|---|---|---|---|---|---|---|
| Â | United States | Poland | Germany | Italy | UK | France | |
| Â | FG | I | Â | Â | Â | Â | Â |
N | 68 | 19 | 29 | 30 | 30 | 32 | 30 |
Gender | Â | Â | Â | Â | Â | Â | Â |
   Males | 75% | 100% | 66% | 67% | 67% | 69% | 67% |
   Females | 25% | 0% | 34% | 33% | 33% | 31% | 33% |
Mean Age | Â | Â | Â | Â | Â | Â | Â |
   Males | 42.1 | 46.2 | 44.6 | 44.2 | 41.1 | 37.3 | 41.8 |
   Females | 40.8 | -- | 42.2 | 46.2 | 41.7 | 33.9 | 34.4 |
% Caucasian | Â | Â | Â | Â | Â | Â | Â |
   Males | 78% | 84% | 100% | 95% | 100% | 55% | 45% |
   Females | 94% | -- | 100% | 90% | 100% | 60% | 60% |
Marital Status | Â | Â | Â | Â | Â | Â | Â |
   Males |  |  |  |  |  |  |  |
Married | 41% | 84% | 68% | 30% | 47% | 41% | 55% |
Single | 43% | 11% | 14% | 35% | 42% | 41% | 30% |
Divorced | 16% | 5% | 16% | 22% | 11% | 9% | 0% |
Other | 0% | 0% | 2% | 13% | 0% | 9% | 15% |
   Females |  |  |  |  |  |  |  |
Married | 59% | -- | 80% | 10% | 50% | 10% | 30% |
Single | 41% | -- | 10% | 50% | 30% | 80% | 40% |
Divorced | 0% | -- | 0% | 30% | 20% | 0% | 10% |
Other | 0% | -- | 10% | 10% | 0% | 10% | 20% |