Table 1 Data4Life survey modules and domains for basic demographic characteristics, health history, mood, and social factors.

From: Development of a decentralized cohort for studying post-acute sequelae of COVID-19 in India in the Data4life Study

Survey

Domains

Sources

Baseline

Monthly

About You

Demographics

India Census questions (censusindia.gov.in)

√

 

Participant Feedback

   

Health History

Health Background

 

√

 

Current Symptoms

Center for Disease Control website:

√

√

COVID history

www.cdc.gov.coronavirus

√

√

Physical Measurements

 

√

√

Mood

Social Connections

Berkman LF &Syme SL 197948

Hughes 200449

√

√

Isolation Risks

 

√

√

Depression (PHQ-9)

Kroenke K 200129

√

√

Anxiety (GAD-7)

Spitzer RL 200630

√

√

Lifestyle

Activity Levels (IPAQ-SF)

Lee PH 201133

√

√

Sleep Patterns (PSQI)

Buysse DJ 198932

√

√

Alcohol/Tobacco

 

√

√

Dietary Habits

 

√

√

  1. Abbreviations: PHQ-9 Patient Health Questionnaire-nine items, GAD-7 General Anxiety Disorder-seven items, IPAQ-SF International Physical Activity Questionnaire-Short Form, PSQI Pittsburgh Sleep Quality Index.
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