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%