Table 1.
Study measures and time points.
| Variable | Assessment or activity | Screening | Baseline | Postrandomization | Follow-up | ||
| Biweekly | Post | ||||||
| Depression | PHQ-9a | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Anxiety | GAD-7b |
|
✓ |
|
✓ | ✓ | |
| Social isolation | PROMIS-SI 8ac |
|
✓ |
|
✓ | ✓ | |
| Health self-assessment | PROMIS-GHd |
|
✓ |
|
✓ | ✓ | |
| Well-being and quality of life | EQ-5D-5L |
|
✓ |
|
✓ | ✓ | |
| Skill acquisition | CBTSQe |
|
✓ |
|
✓ | ✓ | |
| Acceptability | Modified TEIf |
|
|
|
✓ |
|
|
| Adherence | Session completion |
|
|
|
✓ |
|
|
| Participant background | Sociodemographic, health status, and physical functioning | ✓ | ✓ |
|
|
|
|
aPHQ-9: Patient Health Questionnaire-9.
bGAD-7: Generalized Anxiety Disorder-7.
cPROMIS-SI 8a: Patient-Reported Outcomes Measurement Information System–Social Isolation 8a.
dPROMIS-GH: Patient-Reported Outcomes Measurement Information System–General Health.
eCBTSQ: Cognitive-Behavioral Therapy Skills Questionnaire.
fTEI: Treatment Evaluation Inventory.