| Version | Study | Questionnaire | Dataset |
| 4-item version | BCS70 | BCS70 Age 50 COVID 19 Survey - Wave 1 | BCS70 COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 1 Dataset |
| 4-item version | BCS70 | BCS70 Age 50 COVID 19 Survey - Wave 2 | BCS70 COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 2 Dataset |
| 4-item version | BCS70 | BCS70 Age 50 COVID 19 Survey - Wave 3 | BCS70 COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 3 Dataset |
| 4-item version | MCS | MCS Age 20 Cohort Member COVID 19 Survey - Wave 1 | MCS Cohort Member COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 1 Dataset |
| 4-item version | MCS | MCS Age 20 Parent COVID 19 Survey - Wave 1 | MCS Parent COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 1 Dataset |
| 4-item version | MCS | MCS Age 20 Cohort Member COVID 19 Survey - Wave 2 | MCS Cohort Member COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 2 Dataset |
| 4-item version | MCS | MCS Age 20 Parent COVID-19 Survey - Wave 2 | MCS Parent COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 2 Dataset |
| 4-item version | MCS | MCS Age 20 Cohort Member COVID-19 Survey - Wave 3 | MCS Cohort Member COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 3 Dataset |
| 4-item version | MCS | MCS Age 20 Parent COVID-19 Survey - Wave 3 | MCS Parent COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 3 Dataset |
| 4-item version | NCDS | NCDS Age 62 COVID-19 Survey - Wave 1 | NCDS COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 1 Dataset |
| 4-item version | NCDS | NCDS Age 62 COVID-19 Survey - Wave 2 | NCDS COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 2 Dataset |
| 4-item version | NCDS | NCDS Age 62 COVID 19 Survey - Wave 3 | NCDS COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 3 Dataset |
| 4-item version | Next Steps | Next Steps Age 30 COVID-19 Survey - Wave 1 | Next Steps COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 1 Dataset |
| 4-item version | Next Steps | Next Steps Age 30 COVID-19 Survey (2020) - Wave 2 | Next Steps COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 2 Dataset |
| 4-item version | Next Steps | Next Steps Age 30 COVID-19 Survey - Wave 3 | Next Steps COVID-19 Survey in Five National Longitudinal Cohort Studies (2020) Wave 3 Dataset |
| 4-item version | NSHD | NSHD 2020 COVID 19 Survey - Wave 1 |
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| 4-item version | NSHD | NSHD COVID-19 Survey - Wave 2 |
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| 4-item version | NSHD | NSHD COVID-19 Survey - Wave 3 |
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| 4-item version | WCHADS | WCHADS Phase 15 Mother COVID Only Questionnaire |
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| 4-item version | WCHADS | WCHADS Phase 15 Mother COVID Retest |
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