Table 2 Primary outcome measures

Wellbeing

0–10

Personal Wellbeing Index (39)

Seven items assessing perceived quality of life (life, health, relationships, security, community connection, future security)

0.72

Generalized distress

1–5

Kessler-6

[40]

Six items assessing generalized psychological distress

0.55

Depression

0–3

Hopkins Symptoms Checklist -HSCL-25

[41]

25 items, 15 for depression symptoms

and 10 for anxiety symptoms

0.89

Anxiety

0–3

PTSD

0–3

PTSD Checklist Civilian-PCL-C

[42]

16 items assessing symptoms of posttraumatic stress disorder (PTSD) in a civilian population

0.89

Functional impairment

1–5

WHO Disability Assessment Schedule WHO-DAS

[43]

12 items assessing impaired ability to function across six life domains (household, cognitive, mobility, self-care, social, society)

0.83

Community efficacy

1–5

Community efficacy scale

[44]

Eight items assessing community efficacy, defined as group capability to perform actions towards a common goal

0.81

Coping Strategies

1–4

Brief Cope

[45, 46]

2-item-14 subscales (active coping, planning, positive reframing, acceptance, religion, humor, emotional support, social/instrumental support, behavioral disengagement, venting, self-distraction, denial^a, self-blame, and substance use) assessing the use of coping strategies

0.86