Changes in behavior stages | ||||
Development | Maintenance | Reversion | ||
Intervention group | frequency | 3 | 21 | 2 |
Expected frequency | 3.70 | 18.60 | 3.70 | |
% | 11.5% | 80.8% | 7.7% | |
Control group | Frequency | 3 | 9 | 4 |
Expected frequency | 2.30 | 11.40 | 2.30 | |
% | 18.8% | 56.3% | 25.0% |