Summary of retention and completion of measures
| Stressbusters | Websites | Total | |
|---|---|---|---|
| Given baseline questionnaire to complete | 45 | 46 | 91 |
| Completed baseline questionnaire | 45 (100%) | 46 (100%) | 91 (100%) |
| Started intervention | 41 (91%) | 42 (91%) | 83 (91%) |
| Adherence to treatment: CCBT group completing all the eight sessions, the website group completing all four websites and at least four sessions | 28 (62%) | 35 (76%) | 63 (69%) |
| Sent 4-month questionnaire | 43 (96%) | 43 (93%) | 86 (95%) |
| Returned 4-month follow-up questionnaire | 25 (56%) | 30 (65%) | 55 (60%) |
CCBT, computer-administered cognitive–behavioural therapy.