Worker category | Respiratory protection | n | Endotoxin concentration, EU/m3 | |
---|---|---|---|---|
GM* | GSD† | |||
*GM, geometric mean. | ||||
†GSD, geometric standard deviation. | ||||
Production | Yes | 17 | 24000 | 2.8 |
operator | No | 1 | 4300 | – |
Engineer | Yes | 3 | 9400 | 5.8 |
No | 2 | 830 | 3.3 | |
Administrative | No | 2 | 140 | 3.2 |