Table 1 Comparison of mean linear racquet kinematics between the WFS (n = 3) and WKS (n = 3) as performed by two subjects (S1 and S2), as well as in contrast to the mean able‐bodied flat (FS) and second kick (KS) serves (n = 12)3.
| Linear racquet kinematics | Event/phase | WFS | WKS | Able‐bodied | |||
|---|---|---|---|---|---|---|---|
| S1 | S2 | S1 | S2 | FS | KS | ||
| Maximum absolute velocity (m/s) | Forwardswing | 30.68 (0.4) | 33.20 (0.7) | 30.76 (0.4) | 32.56 (0.7) | 43.22 (3.1) | 40.28 (2.9) |
| Maximum horizontal velocity (m/s) | Forwardswing | 28.01 (1.0) | 30.53 (0.7) | 26.10 (0.4) | 26.15 (0.3) | 40.58 (3.4) | 35.04 (2.9) |
| Right (+) and left (−) lateral velocity (m/s) | IMP | −0.91 (0.5) | 7.77 (4.0) | 4.10 (1.3) | 14.84 (1.4) | 1.42 (5.5) | 10.19 (2.3) |
Data are mean (SD).