TABLE 3.
Mean ± standard deviation values for shooting performance, dispersion, temporal variables, rating of perceived exertion and heart rates for the three pre-physical stress tests and two post-physical stress tests.
| Variable | Pre-stress (M ± SD) |
Post-stress (M ± SD) |
Effect size (Cohen’s d) |
| Performance variables | |||
| %Hit | 92 ± 14 | 92 ± 11 | 0.08 |
| Points (0–50) | 45 ± 3 | 41 ± 4* | 0.88* |
| Temporal variables | |||
| Time to first shot (s) | 22.5 ± 8.5 | 13.6 ± 7.4** | 0.74** |
| Time from first to last shot (s) | 21.6 ± 11.7 | 15.0 ± 6.7* | 0.40* |
| Dispersion variables | |||
| Shot group tightness (cm2) | 68.8 ± 40.6 | 133.2 ± 97.0** | 0.72** |
| Distance from center (cm) | 5.5 ± 2.0 | 6.9 ± 2.1 | 0.54 |
| Horizontal range (cm) | 11.1 ± 18.8 | 9.4 ± 4.2 | 0.08 |
| Vertical range (cm) | 7.5 ± 2.5 | 10.0 ± 4.7** | 0.53** |
| Heart rate | |||
| Pre-shooting heart rate (%) | 46 ± 10 | 90 ± 4** | 0.66** |
| Heart rate drop (beats ⋅ min–1) | 5 ± 15 | 19 ± 9 | 0.19 |
| Rating of perceived exertion | |||
| Borg scale (6–20) | 17 ± 1 |
*Indicates significant difference between pre- and post-physical stress at P < 0.05 and **P < 0.01. Rating of perceived exertion (Borg scale) was only registered post-stress. Pre-shooting heart rate is measured. When grabbing the weapon and moving into the prone shooting position.