Airborne aldehyde concentrations
| Aldehyde airborne concentrations | Geometric mean (range) mg/m3 |
| Peak glutaraldehyde (n=43 units with 267 nurses) | 0.06 (<0.001–1.08) |
| Background glutaraldehyde (n=52 units with 308 nurses) | 0.01 (0.002–0.1) |
| Peak succinaldehyde (n=6 units with 30 nurses) | 0.11 (<0.001–1.20) |
| Background succinaldehyde (n=6 units with 30 nurses) | 0.02 (<0.001–1.93) |
| Peak formaldehyde (n=6 units with 30 nurses) | 0.03 (<0.001–0.18) |
| Background formaldehyde (n=6 units with 30 nurses) | 0.01 (<0.001–0.38) |