N/A
Completed N=820
The Doctors for Coronavirus Prevention Project Thanksgiving / Christmas Messaging Campaign
Source: ClinicalTrials.gov NCT04644328 ↗Enrolled (actual)
820
Serious AEs
—
Results posted
Dec 2021
Primary outcomePrimary: Facebook Movement Metric — -6.082; -5.320; -2.603; -1.823 Percent change relative to Feb 2020
Summary
Facebook ads with physician-delivered videos were shown before the Thanksgiving and Christmas holidays and focused on staying safe during the COVID pandemic by limiting travel and mask-wearing.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Facebook Movement Metric |
-6.082; -5.320; -2.603; -1.823 | — |
| PRIMARY Percentage Leaving Home on Day of Holiday |
71.308; 71.468; 72.859; 72.852 | — |
| PRIMARY Inverse Hyperbolic Sine of COVID-19 Cases |
4.333; 4.298; 4.368; 4.442 | — |
| SECONDARY Knowledge of COVID-19 Prevention Message (Recall of ad, Intent to Travel, Mask Wearing and Beliefs About Travel) |
— | — |
| SECONDARY Average Number of Tiles People Occupy (Mobility Measure) |
— | — |
| SECONDARY Percentage of Eligible Participants Only Observed in a Single Level-16 Bing Tile (no Change in Movement) |
— | — |
Eligibility Criteria
Inclusion Criteria
- Individuals viewing the ads must be Facebook users, 18 years and older. Facebook will decide specifically which users receive the messages within a target geographical area (zip or county).
Exclusion Criteria
-
Data sourced from ClinicalTrials.gov (NCT04644328). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.