Table 1.
Schedule of enrolment, interventions and assessments for the trial
| Time point | Screening (contact 1) | Baseline (contact 1) | Month 2 (contact 2) | ||
| Activity | Intervention | Control | Intervention | Control | |
| Referral to the trial/register of interest | X | ||||
| Eligibility assessment | X | ||||
| Consent process | X | ||||
| Randomisation | X | ||||
| Access to MoodHwb | X | ||||
| Questionnaires | |||||
| Adolescent Depression Knowledge Questionnaire34 | ·/○ | ·/○ | ·/○ | ·/○ | |
| Depression Stigma Scale35 | ·/○ | ·/○ | ·/○ | ·/○ | |
| General Self-Efficacy Scale36 | · | · | · | · | |
| General Health-Seeking Questionnaire37 | · | · | · | · | |
| Warwick-Edinburgh Mental Well-being Scale31 | ·/○ | ·/○ | ·/○ | ·/○ | |
| Mood and Feelings Questionnaire24 | ·/○ | ·/○ | ·/○ | ·/○ | |
| Revised Children’s Anxiety and Depression Scale-Short Version-2538 | ·/○ | ·/○ | ·/○ | ·/○ | |
| Hospital Anxiety and Depression Scale39 | ○ | ○ | ○ | ○ | |
| Items on health economics and life events40 | ·/○ | ·/○ | ·/○ | ·/○ | |
| Items on use and acceptability of MoodHwb | ·/○ | ||||
| Process evaluation | |||||
| Young person interview (n=20–25) | · | ||||
| Parent/carer interview (n=10–15) | ○ | ||||
| Professionals focus group | * | ||||
(·Participant/○ parent/*professionals) ‘contact’ will comprise phone/videoconferencing discussion and completion of online forms/questionnaires.