Number of clubs reporting to have completed the initial 10-week progressive Nordic hamstring (NH) programme and the weekly maintenance programme among UEFA Champions League and Tippeligaen clubs during the 2012, 2013 and 2014 seasons
| UCL (n=32) | Tippeligaen (n=18) | Total (n=50) | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 2012 | 2013 | 2014 | 2012 | 2013 | 2014 | 2012 | 2013 | 2014 | |
| Initial NH programme (10-week progression) | |||||||||
| Yes, the complete 10-week programme | 4 | 5 | 5 | 2 | 2 | 2 | 6 | 7 | 7 |
| Only for 7–9 weeks | 2 | 2 | 3 | 1 | 1 | 2 | 3 | 3 | 5 |
| Only 5–6 weeks | 1 | 3 | 1 | 1 | 2 | 1 | 2 | 5 | 2 |
| Only 4 weeks or less | 6 | 4 | 5 | 3 | 3 | 3 | 9 | 7 | 8 |
| Not at all | 19 | 18 | 18 | 11 | 10 | 18 | 30 | 28 | 28 |
| Weekly maintenance programme | |||||||||
| Yes, every week | 1 | 1 | 3 | 0 | 1 | 1 | 1 | 2 | 4 |
| Most weeks | 6 | 9 | 7 | 5 | 5 | 6 | 11 | 14 | 13 |
| Sporadically | 8 | 5 | 6 | 3 | 3 | 4 | 11 | 8 | 10 |
| Not at all | 17 | 17 | 16 | 10 | 9 | 7 | 27 | 26 | 23 |