Table 1.
Study profile
| Day | Group ABBA | Group BAAB |
|---|---|---|
|
Friday |
Evening urine |
Evening urine |
|
Weekend |
No intervention |
No intervention |
|
Monday |
Wear respirator |
No respirator |
|
Tuesday |
Wear respirator, evening urine |
No respirator, evening urine |
|
Wednesday |
No intervention |
No intervention |
|
Thursday |
No respirator |
Wear respirator |
|
Friday |
No respirator, evening urine |
Wear respirator, evening urine |
|
Weekend |
No intervention |
No intervention |
|
Monday |
No respirator |
Wear respirator |
|
Tuesday |
No respirator, evening urine |
Wear respirator, evening urine |
|
Wednesday |
No intervention |
No intervention |
|
Thursday |
Wear respirator |
No respirator |
| Friday | Wear respirator, evening urine | No respirator, evening urine |