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. 2024 Aug 16;13:e57382. doi: 10.2196/57382

Table 4.

Study measures.


Eligibility verification Baseline survey Monthly surveys EMAsa Adverse outcomes survey



#1 #2 #3 #4 #5 #6

Inclusion and exclusion questions








Contact information








Demographics







Social determinants of health








Technology access and acceptability

Smartphone or tablet access








Internet or cellular data access








Wearables acceptability







COVID-19 information

COVID-19 testing








COVID-19 vaccination








COVID-19 symptoms


COVID-19 medications

Medical information

Concomitant medications









Pregnancy and menstrual cycle









Disability









Existing and new health conditions



Inpatient or outpatient care


Adverse events







Risk and protective factors

Body measurements









Fruit and vegetable intake









Physical activity









Tobacco use









Alcohol consumption









Marijuana use









Prescription and illicit drugs use








Patient-reported outcomes

General health



Perceived health change



EQ-5D-5L health statusb



EQ-VASc










PROMISd-29 profile version 2.1 health-related quality of lifed



PROMIS cognitive function version 2.0 (short form 8a)



PROMIS dyspnea severity version 1.0 (short form 10a)


aEMA: ecological momentary assessment.

bEQ-5D-5L: EurQol 5 domains, 5 levels. Captures 5 health dimensions: mobility, self-care, usual activities, pain or discomfort, and anxiety or depression.

cEQ-VAS: EurQol visual analog scale. Captures 7 domains: physical function, anxiety, depression, fatigue, sleep disturbance, ability to participate in social roles and activities, and pain interference, in addition to pain intensity.

dPROMIS: Patient-reported outcomes measurement information system.