Table 1.
Demographics of study sample and target population
| Goalkeepers sample (n = 92) | Goalkeepers population (n = 138) | Defenders sample (n = 93) | Defenders population (n = 452) | Forwards sample (n = 144) | Forwards population (n = 796) | Sample total (n = 329) | Population total (n = 1386) | |
|---|---|---|---|---|---|---|---|---|
| Age in years [Mean (SD)] | 21.8 (5.0) | 21.4 (5.1) | 24.8 (5.3) | 21.5 (5.1) | 24.8 (5.0) | 21.8 (5.0) | 24 (5.3) | 22 (5.1) |
| Height (cm) [Mean (SD)] | 185.9 (5.1) | 184.6 (5.1) | 184.8 (5.8) | 182.6 (10.2) | 183.1 (5.4) | 181.9 (5.7) | 184 (5.6) | 182 (7.5) |
| Weight (kg) [Mean (SD)] | 85.2 (6.2) | 81.5 (7.1) | 87.5 (6.4) | 82.4 (9.3) | 86.3 (7.5 | 81.7 (7.8) | 86.4 (6.9) | 82 (8.2) |
| Playing ice hockey (years) [Mean (SD)] | 5.3 (5.4) | – | 9.6 (6.9) | – | 9.7 (6.6) | – | 8.5 (6.7) | – |
| Playing level [n (%)] | ||||||||
| SHL | 26 (28.3) | 40 (29.0) | 44 (47.3) | 134 (29.6) | 73 (50.7) | 232 (29.1) | 143 (43.5) | 406 (29.3) |
| Hockey allsvenskan | 26 (28.3) | 47 (34.1) | 37 (39.8) | 125 (27.7) | 54 (37.5) | 243 (30.5) | 117 (35.6) | 415 (29.9) |
| J-20 SuperElit | 40 (43.5) | 51 (37.0) | 12 (12.9) | 193 (42.7) | 17 (11.8) | 321 (40.3) | 69 (21.0) | 565 (40.8) |
Data on the total population retrieved from the Swedish Ice Hockey Association (https://stats.swehockey.se)
NB “Population total” represents all players listed as potential players by their clubs before the season and differs from the total number of players actually starting the season (see Fig. 1), SD standard deviation, SHL Swedish Hockey League, J-20 under 20 years