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Changes of test indexes in the control group after the experiment.
| Name | Shoulder joint recovery | Tennis throw away (m) | Throw the medicine ball forward with both hands. (m) | Hold the racket in place and throw it far (m) | Throw far without holding the racket in place (m) |
|---|---|---|---|---|---|
| A1 | 0.2 | 0.3 | -0.3 | 1.8 | -0.1 |
| A2 | 0.6 | -0.3 | -1.3 | 2.5 | 0.6 |
| A3 | 0 | -1 | -1 | 2.4 | 1.1 |
| A4 | 0 | -0.7 | -1.8 | 2 | 0.3 |
| A5 | 1.3 | -1.2 | -0.7 | 1.9 | 0.5 |
| Average number | 0.42 | -0.38 | -1.02 | 2.12 | 0.48 |
