List of comparison groups and definitions of control and treatment groups
| Comparison | Pattern of community asset participation | |
| Control group | Treated group | |
| A: 6-month uptake analysis | NN | NY |
| B: uptake sensitivity analysis | NNN | N?Y |
| C: 12-month uptake analysis | NNN | NYY |
| D: uptake sensitivity analysis | NNNN | N??Y |
| E: 18-month uptake analysis | NNNN | NYYY |
| F: 6-month cessation analysis | YY | YN |
| G: cessation sensitivity analysis | YYY | Y?N |
| H: 12-month cessation analysis | YYY | YNN |
| I: cessation sensitivity analysis | YYYY | Y??N |
| J: 18-month cessation analysis | YYYY | YNNN |
Y indicates participation. N indicates non-participation. ? indicates either participation or non-participation.