Table 2. Number of prize drawings per week as a function of negative CO levels.
Study Week | Number draws for negative CO | Bonus for negative CO since week 4 | Max Draw/Sample |
---|---|---|---|
4 | 4 | 0 | 4 |
4 | 4 | 0 | 4 |
5 | 5 | 1 | 6 |
5 | 5 | 1 | 6 |
6 | 6 | 1 | 7 |
6 | 6 | 1 | 7 |
7 | 7 | 1 | 8 |
7 | 7 | 1 | 8 |
8 | 8 | 1 | 9 |
8 | 8 | 1 | 9 |
9 | 9 | 1 | 10 |
9 | 9 | 1 | 10 |
10 | 10 | 1 | 11 |
10 | 10 | 1 | 11 |
Total | 110 |