1/week | 1/2 weeks | 1/4 weeks | 1/6 weeks | <1/8 weeks | Total | χ2 | P | |
1 month before baseline | ||||||||
CAU | 7 | 3 | 28 | 1 | 10 | 49 | 10.99 | 0.05 |
CM | 26 | 6 | 24 | 1 | 7 | 64 | ||
1 month before 1 month | ||||||||
CAU | 14 | 5 | 20 | 0 | 7 | 46 | 15.11 | <0.01 |
CM | 21 | 2 | 41 | 1 | 0 | 65 | ||
1 month before 3 month | ||||||||
CAU | 13 | 3 | 23 | 1 | 6 | 46 | 11.36 | 0.02 |
CM | 31 | 4 | 28 | 1 | 0 | 64 | ||
1 month before 6 month | ||||||||
CAU | 13 | 2 | 24 | 2 | 6 | 47 | 5.58 | 0.23 |
CM | 31 | 2 | 22 | 2 | 5 | 62 | ||
1 month before 12 month | ||||||||
CAU | 17 | 4 | 18 | 0 | 4 | 43 | 2.57 | 0.63 |
CM | 30 | 5 | 20 | 2 | 5 | 62 |