Table 2.
Pearson correlations between rankings, age, maturations, and physical fitness components by sex in junior elite tennis players (n = 92).
| Ranking U13 |
Ranking U16 |
Age | APHV | Upper Body Power | Lower Body Power | Speed | Agility | ||
|---|---|---|---|---|---|---|---|---|---|
| Boys | Ranking U13 | 1 | |||||||
| Ranking U16 | -.113 | 1 | |||||||
| Age | -.203 | .129 | 1 | ||||||
| APHV | .062 | -.154 | -.223 | 1 | |||||
| Upper Body Power | -.500* | .145 | .183 | -.424* | 1 | ||||
| Lower Body Power | .003 | .011 | .021 | -.211 | .361* | 1 | |||
| Speed | .260 | -.103 | -.083 | .372* | -.522* | -.576* | 1 | ||
| Agility | .254 | -.109 | -.077 | .115 | -.307* | -.342* | .507* | 1 | |
| Girls | Ranking U13 | 1 | |||||||
| Ranking U16 | .142 | 1 | |||||||
| Age | -.020 | .024 | 1 | ||||||
| APHV | .383* | -.355* | .136 | 1 | |||||
| Upper Body Power | -.268 | .075 | .418* | -.422* | 1 | ||||
| Lower Body Power | -.323* | .048 | .252 | -.130 | .428* | 1 | |||
| Speed | .224 | -.022 | -.347* | .268 | -.411* | -.640* | 1 | ||
| Agility | .263 | .133 | -.403* | .002 | -.356* | -.494* | .649* | 1 | |
* Correlation is significant at the 0.05 level (2-tailed).