Table 2 Number of participants and performance for exercises a, b, and c in [s] (mean ± SD)
Group | Number of participants | Performance exercise a [s] mean (± SD) | Performance exercise b [s] mean (± SD) | Performance exercise c [s] mean (± SD) |
|---|---|---|---|---|
Control group | 16 | 157 (± 38.5) | 144 (± 45.0) | 150 (± 44.3) |
Earplugs | 12 | 122 (± 26.9) | 153 (± 34.0) | 150 (± 38.2) |
50 dB | 20 | 142 (± 31.1) | 156 (± 48.9) | 133 (± 43.5) |
60 dB | 12 | 147 (± 45.7) | 144 (± 36.7) | 148 (± 47.9) |
70 dB | 15 | 121 (± 31.0) | 142 (± 33.7) | 115 (± 20.0) |
80 dB | 12 | 125 (± 23.5) | 145 (± 28.5) | 130 (± 24.7) |
Total | 87 |