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