Table 1.
Characteristics of young skiers by age and sex groups. All data are presented as means (±SD).
| Age group (yrs) | 15 years | 16 years | 17 years | 18 years | 19 years | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Gender | Male | Female | Male | Female | Male | Female | Male | Female | Male | Female |
| Weight (kg) | 63.2 (8.0) | 58.4 (8.6) | 67.2 (8.4)c | 60.2 (6.8)b | 69.7 (7.8)c | 60.6 (5.2)a | 71.4 (7.6)c | 62.3 (4.4) | 72.5 (8.2)c | 61.8 (5.0) |
| Height (m) | 1.77 (.06) | 1.67 (.04) | 1.80 (.06)c | 1.70 (.04)c | 1.81 (.06)c | 1.69 (.04) | 1.82 (5.5)b | 1.71 (.04) | 1.82 (.06) | 1.69 (.04) |
| BMI (kg·m-2) | 20.2 (1.9) | 20.8 (2.3) | 20.8 (2.0) | 21.0 (1.9) | 21.3 (1.8) | 21.3 (1.6) | 21.5 (1.6) | 21.4 (1.5) | 21.9 (1.6) | 21.6 (1.3) |
| TrVol (h·week-1) | 8.5 (2.5) | 7.0 (1.4) | 9.9 (2.7)b | 7.6 (2.4) | 11.3 (2.9) | 9.3 (2.1) | 12.4 (2.9) | 10.9 (2.9) | 13.4 (2.9) | 13.2 (3.1)a |
| ET duration (min) | 24.6 (5.1) | 20.5 (3.4) | 27.0 (2.2)a | 21.1 (2.8) | 27.9 (2.0)a | 21.9 (2.4) | 28.3 (2.2) | 23.4 (1.7)b | 29.3 (1.6) | 24.6 (2.6) |
| VO2peak (L·min-1) | 4.0 (.6) | 3.0 (.3) | 4.4 (.5)c | 3.1 (.1) | 4.7 (.6)b | 3.4 (.3)b | 4.8 (.7) | 3.4 (.3) | 5.0 (.5)a | 3.5 (.4) |
|
VO2peak (mL·min-1·kg-1) |
64.1 (6.1) | 53.9 (5.9) | 66.1 (4.7) | 53.0 (5.2) | 67.0 (4.5) | 55.4 (5.5)a | 67.6 (5.7) | 54.9 (5.0) | 68.1 (5.0) | 57.1 (5.2) |
a p ≤ 0.05
b p ≤ 0.01
c p ≤ 0.001 compared to the previous age group; TrVol = training volume; ET = exercise test