Group | Acoustic output power (W) | Number | Mean weight (mg) | Standard deviation | min (mg) | Median (mg) | Max (mg) | p Value |
---|---|---|---|---|---|---|---|---|
1 | 0 | 60 | 3.7 | 0 | −1.1 | 2.9 | 21.9 | - |
2 | 50 | 62 | 3.5 | 0 | −1.1 | 2.4 | 10.9 | >0.9999 |
3 | 100 | 20 | 1.3 | 0.04 | 1.9 | 3.9 | 18.1 | >0.9999 |
4 | 125 | 63 | 3.3 | 0 | −4.1 | 2.9 | 11.9 | >0.9999 |
5 | 150 | 65 | 3.2 | 0 | −12.1 | 2.9 | 15.9 | >0.9999 |
6 | 200 | 20 | 21.2 | 0.06 | −2.1 | 3.4 | 19.1 | >0.9999 |
7 | 235 | 20 | 2.6 | 0 | −2.1 | 1.9 | 6.9 | >0.9999 |
8 | 270 | 22 | 10.6 | 0.04 | −6.1 | 3.4 | 180.9 | >0.9999 |
9 | 400 | 20 | 13.4 | 0.04 | −1.1 | 3.9 | 190.9 | >0.9999 |
Overall | - | 352 | 0.01 | 0.02 | −10 | 0 | 0.19 | - |