Table 3. Total energy and macronutrient intake between youth tennis players (U12, U14, U16+) on training and competition days, expressed as absolute and relative values.
|
U12 |
U14 |
U16+ |
| TD |
CD |
TD |
CD |
TD |
CD |
| Absolute Energy (kcal) |
1965 ± 317 |
2002 ± 301 |
2366 ± 122 |
2224 ± 283 |
2232 ± 612 |
2152 ± 807 |
| Relative Energy (kcal·kg-1) |
41 ± 10 |
42 ± 7 |
45 ± 7 |
42 ± 9 |
33 ± 10 |
32 ± 13 |
| Total CHO (g) |
220 ± 56 |
236 ± 43 |
270 ± 59 |
257 ± 62 |
255 ± 46 |
260± 103 |
| Relative CHO (g·kg-1) |
4.6 ± 1.5 |
5.0 ± 1.7 |
5.2 ± 1.7 |
5.0 ± 1.7 |
3.7 ± 0.9 |
3.8 ± 1.6 |
| Total Protein (g) |
105 ± 21 |
97 ± 10 |
120 ± 33 |
105 ± 25 |
117 ± 45 |
93 ± 40 |
| Relative Protein (g·kg-1) |
2.2 ± 0.4 |
2.1 ± 0.6* |
2.2 ± 0.5 |
2.0 ± 0.6* |
1.7 ± 0.7 |
1.2 ± 0.8* |
| Total Fat (g) |
73 ± 11 |
74 ± 20 |
91 ± 9 |
86 ± 16 |
75 ± 28 |
62 ± 21 |
| Relative Fat (g·kg-1) |
1.5 ± 0.4 |
1.5 ± 0.3 |
1.7 ± 0.2 |
1.6 ± 0.3 |
1.1 ± 0.4 |
0.9 ± 0.3 |
Values reported as means ± SD. TD = training day; CD = competition day.* denotes significant main effect between TD & CD intakes (p<0.05).
