| Blood order | Country | % Correct |
|---|---|---|
| 1. O- 9% | United Kingdom | 80%
|
| 11. O- 7% | Italy, Canada, Belgium, Greece, Lithuania, Slovenia | 67%
|
| 8. O+ 59.1% | Mexico | 67%
|
| 8. O- 8% | Ireland | 60%
|
| 3. O+ 70% | Peru | 60%
|
| 6. O- 8.4% | Argentina | 53%
|
| 1. O- 9% | Australia | 53%
|
| 1. O- 9% | Brazil | 53%
|
| 1. O+ 85.5% | Chile | 53%
|
| 1. O- 9% | Spain | 53%
|
| 7. O- 8.2% | Iceland | 47%
|
| 10. O- 7.5% | Netherlands | 47%
|
| 1. O- 9% | New Zealand | 47%
|
| 6. O+ 61.3% | Colombia | 40%
|
| 2. O+ 75% | Ecuador | 40%
|
| 5. O+ 62% | El Salvador | 33%
|
| 10. O+ 57.5% | Honduras | 33%
|
| 9. O+ 58.3% | Venezuela | 33%
|
| 7. O+ 59.5% | DR Congo | 20%
|
| 9. O- 7.7% | Lebanon | 13%
|
| 11. O+ 55.4% | Mongolia | 13%
|
| 4. O+ 63.3% | Zimbabwe | 0%
|