Table 3.
Crewmember |
||||||
Experimental session | A | B | C | D | E | F |
BDC | - | - | - | - | - | - |
Day 130 | - | +++ | + | + | - | +++ |
Day 220 | - | -/+2 | - | - | +++ | -/+2 |
Day 475 | +++ | -/+++2 | + | - | -/+2 | +++ |
1Legend: (-) negative, (+) low positivity (< 15 μg/g), (++) medium positivity (15-60 μg/g), (+++) high positivity (> 60 μg/g);
The repeated tests gave different results. BDC: Baseline Data Collection.