Brief videoconferencing psychological intervention for reducing COVID-19 related distress: study protocol for a randomized controlled trial

Table 1 Overview of measures administered at assessment time points

Construct	Pre-assessment	Post-treatment	2-months post-treatment^a	6-months post treatment
Screener
1. Psychological distress	GHQ-12
Primary Outcome
2. Anxiety and depression	HADS	HADS	HADS	HADS
Secondary Outcomes
3. Generalised anxiety	GAD-7	GAD-7	GAD-7	GAD-7
4. Sleep Impairment	SII	SII	SII	SII
5. Mood	PANAS	PANAS	PANAS	PANAS
6. COVID stress	CSS	CSS	CSS	CSS
7. Anhedonia	Pleasure Scale	Pleasure Scale	Pleasure Scale	Pleasure Scale

Note. ^a = Primary outcome time point. HADS Hospital Anxiety and Depression Scale, GAD-7 Generalized Anxiety Disorder-7, SII Sleep Impairment Index, PANAS Positive and Negative Mood Scale, CSS COVID-19 Stress Scale

ISSN: 1471-2458