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COVID-19: Early evening curfews and mobility
Alina Velias1, Sotiris Georganas1, Sotiris Vandoros2
1City, University of London, Northampton Square, EC1V 0HB, London, United Kingdom.
Social Science & Medicine (1982)
|November 25, 2021
Summary
Early evening curfews during COVID-19 had minimal impact on grocery and pharmacy mobility. A shift to a 6pm curfew resulted in a small increase in residential time, potentially increasing indoor public space crowding.
Area of Science:
- Epidemiology
- Public Health
- Behavioral Science
Background:
- COVID-19 pandemic necessitated public health interventions like curfews.
- Effectiveness of early evening curfews on mobility and contagion risk is debated.
- Disentangling the impact of specific measures like curfews is challenging.
Purpose of the Study:
- To examine the impact of an early evening curfew on mobility patterns.
- To assess changes in residential time and visits to essential services (groceries, pharmacies).
- To evaluate potential contagion risk factors associated with curfew implementation.
Main Methods:
- Utilized Google mobility data to track changes in movement.
- Employed a difference-in-differences (DiD) econometric approach.
- Compared mobility trends in Attica, Greece, before and after a 6pm curfew against control regions.
Main Results:
- Found little to no effect on mobility for groceries and pharmacies.
- Observed a small increase in residential time despite reduced hours for leaving home.
- An 18.75% reduction in available hours outside led to a less-than-proportionate decrease in overall mobility.
Conclusions:
- Early evening curfews may not significantly alter essential mobility but could increase indoor public space density.
- Potential for increased contagion risk in shared indoor spaces needs consideration.
- Mobility data limitations (e.g., time of day) necessitate cautious interpretation of findings and thorough behavioral analysis for interventions.
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