Number of club-seasons where clubs reported having completed the initial 10-week progressive Nordic hamstring (NH) programme and the weekly maintenance programme
| Weekly maintenance programme | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| UEFA Champions League | Tippeligaen | Combined | |||||||||
| Yes, every week | Most weeks | Sporadically | Not at all | Total UCL | Yes, every week | Most weeks | Sporadically | Not at all | Total Tippeligaen | Total | |
| Initial NH programme (10-week progression) | |||||||||||
| Yes, the complete 10-week programme | 3 | 11 | 0 | 0 | 14 | 0 | 6 | 0 | 0 | 6 | 20 |
| Only for 7–9 weeks | 1 | 4 | 1 | 1 | 7 | 0 | 3 | 0 | 1 | 4 | 11 |
| Only 5–6 weeks | 0 | 0 | 4 | 1 | 5 | 0 | 3 | 0 | 1 | 4 | 9 |
| Only 4 weeks or less | 0 | 3 | 7 | 5 | 15 | 0 | 2 | 7 | 0 | 9 | 24 |
| Not at all | 1 | 4 | 7 | 43 | 55 | 2 | 2 | 3 | 24 | 31 | 86 |
| Total | 5 | 22 | 19 | 50 | 96 | 2 | 16 | 10 | 26 | 54 | 150 |