Comparison of injury severity between the South American and European cohorts
| South America | Europe | P value* | |
| All injuries | 0.010 | ||
| Slight (n) | 21% (57) | 14% (219) | |
| Minor (n) | 22% (60) | 22% (356) | |
| Moderate (n) | 42% (114) | 46% (740) | |
| Severe (n) | 15% (40) | 19% (299) | |
| Muscle injuries | 0.002 | ||
| Slight (n) | 20% (24) | 9% (72) | |
| Minor (n) | 21% (25) | 20% (154) | |
| Moderate (n) | 53% (64) | 58% (439) | |
| Severe (n) | 6% (7) | 13% (96) | |
| Ligament injuries | 0.890 | ||
| Slight (n) | 11% (6) | 9% (21) | |
| Minor (n) | 20% (11) | 20% (49) | |
| Moderate (n) | 45% (25) | 44% (108) | |
| Severe (n) | 24% (13) | 28% (69) |
*P values from χ2-tests comparing proportions of injury severities between cohorts for the specified injury type.