Time point | Study period | ||||||
---|---|---|---|---|---|---|---|
Screening | Visit 1 6–8 weeks pre-surgery | Visit 2 1–2 weeks pre-surgery (intervention arm only) | Visit 3 1 and 3 days pre-surgery | Visit 4 Up to 5 days post-surgery | Visit 5 6 weeks post-surgery | Visit 6 6 months post intervention | |
Enrolment: | |||||||
AUDIT C | X | Â | Â | Â | Â | Â | Â |
 Expression of Interest | X |  |  |  |  |  |  |
 Consent |  | X |  |  |  |  |  |
 Randomisation |  | X |  |  |  |  |  |
Interventions: | |||||||
 Intervention |  | X |  |  |  |  |  |
 Booster |  |  | X |  |  |  |  |
 TAU |  | X |  |  |  |  |  |
Assessments: | |||||||
 AUDIT Baseline |  | X |  |  |  |  |  |
 EQ-5D Baseline |  | X |  |  |  |  |  |
 AUDIT Outcome |  |  | X | X |  | X | X |
 EQ-5D Outcome |  |  |  |  |  | X | X |
 WOMAC |  | X |  |  | X |  |  |
 POMS |  |  |  |  | X |  |  |
 Clavien-Dindo |  |  |  |  | X |  |  |
 Interview |  |  |  |  |  |  | X |