Hamstring injury data of clubs with lower-than-average hamstring injury (HI) rate (group LOW, n=7), clubs with average or higher than average hamstring injury rates (group HIGH, n=8), and the average for the total group (n=15)
| Group LOW teams with lower than average HI rates (n=7) | Group HIGH teams with higher than average HI rates (n=8) | All teams (N=15) | |
| Hamstring injury burden season 2019/2020 | 12 | 30 | 21 |
| Hamstring injury burden season 2020/2021 | 13 | 35 | 25 |
| Average hamstring injury burden per season | 12 | 32 | 23 |
| Incidence hamstring injury during match play season 2019/2020 | 3.0 | 5.9 | 4.5 |
| Incidence hamstring injury during match play season 2020/2021 | 2.9 | 5.1 | 4.1 |
| Average incidence hamstring injury during match play per season | 2.9 | 5.4 | 4.3 |
| No of days absent due to hamstring injuries season 2019/2020 | 79 | 187 | 136 |
| No of days absent due to hamstring injuries season 2020/2021 | 75 | 167 | 124 |
| Average no of days absent due to hamstring injuries per season | 77 | 177 | 130 |