Start | End | Duration (h:min:s) | LCpk (dB) | LCpk time | LAeq (dB) | LCeq (dB) | LAE (dB) | NEP | Number to LEAV | |
Dentist | 10:25:00 | 10:43:55 | 00:18:59 | 108.7 | 10:35:09 | 72.7 | 74.7 | 103.0 | 0.2 | 146 |
Dental nurse | 10:25:00 | 10:45:46 | 00:19:51 | 110.5 | 10:39:14 | 70.1 | 72.2 | 100.8 | 0.1 | 243 |
Hygienist | 12:00:00 | 12:35:00 | 00:35:00 | 113.9 | 10:59:00 | 81.4 | 83.9 | 114.6 | 3.2 | 10 |
LAE, Sound exposure level; LAeq, A-weighted equivalent continuous level; LCeq, C-weighted equivalent continuous level; LCpk, Peak noise level - C weighting; LEAV, lower exposure action value; NEP, Noise-equivalent power.