Participant characteristics
| Step 2 generating ideas (n=37) | Step 3 structuring statements (n=17) | Step 5 interpretation (validation) (n=11) | |
| Age years, median (min–max) | 35 (20–55)* | 40 (20–55) | 41 (26–55) |
| Gender, n (%)† | |||
| M | 25 (67.6) | 9 (52.9) | 3 (27.3) |
| F | 11 (29.7) | 8 (47.1) | 8 (72.7) |
| Other | 0 (0) | 0 (0) | 0 (0) |
| Previously knee injured, n (%) | 17 (51.5)* | 9 (52.9) | 5 (45.5) |
| Know anyone with a knee injury, n (%) | 31 (93.9)* | 16 (94.1) | 11 (100) |
| Role, n (%) | |||
| Player | 17 (45.9) | 6 (35.3) | 2 (18.2) |
| Coach | 7 (18.9) | 1 (5.9) | 1 (9.1) |
| Healthcare staff | 8 (21.6) | 5 (29.4) | 4 (36.4) |
| Researcher | 5 (13.5) | 5 (29.4) | 4 (36.4) |
| Sport, n (%) | |||
| Football | 30 (81.1) | 12 (70.6) | 6 (54.5) |
| Handball | 7 (18.9) | 5 (29.4) | 5 (45.5) |
| Experience, years, median (min–max) | |||
| Player | 15 (4–45)‡ | 14.5 (4–32) | 26 (20–32) |
| Coach | 21 (10–28)§ | 10 (10) | 24 (24) |
| Healthcare staff | 15 (1–17)¶ | 14 (1–17) | 15.5 (1–17) |
| Researcher | 20 (7–28) | 20 (7–28) | 20 (12–28) |
*4 missing observations.
†1 (Step 2) missing observation.
‡1 missing observation.
§2 missing observations.
¶1 missing observation.