Table 1 Summary of the spirometry values of the workers
From: Experience and limited lighting may affect sleepiness of tunnel workers
Variable | Mean | SD |
|---|---|---|
FEV1 (%) | 96,39 | 11,42 |
FVC (%) | 94,28 | 10,65 |
FEV1/FVC | 103 | 10,19 |
PEFR (l/min) | 88,75 | 18,3 |
SpO2 (%) | 97,69 | 1,14 |