The Effectiveness of Distributing Free Face Masks to Increase Use of Face Masks During the COVID-19 Pandemic. A Randomised Experiment in Stovner District, Oslo, Norway
Trial Snapshot
- Phase
- Not Applicable
- Status
- Completed
- Sponsor
- Enrollment
- 9
- Locations
- 1
- Primary Endpoint
- Face mask use
Study Overview
Brief Summary
The investigators will carry out a randomised trial of free face mask distribution in Stovner District, Oslo, Norway. Ten grocery stores will serve as study sites. Over three weeks the stores will be randomised daily to having "corona hosts" outside their entrance, handing out face masks to customers. The investigators will compare the proportion of customers who wear face masks as they enter the store in stores with or without face mask distribution.
Study Design
- Study Type
- Interventional
- Allocation
- Randomized
- Intervention Model
- Crossover
- Primary Purpose
- Prevention
- Masking
- None
Masking Description
The analyst will receive a dataset in a format which makes it impossible for him/her to know which of the two arms in the dataset represents intervention or control.
Eligibility Criteria
- Ages
- 12 Years to — (Child, Adult, Older Adult)
- Sex
- All
- Accepts Healthy Volunteers
- Yes
Inclusion Criteria
- •All grocery stores in the Stovner district are eligible as long as they have not, or only sporadically, had free distribution of face masks previously.
- •At the customer level, we will only include those 12 years or older (age based on the outcome assessor's judgement).
Exclusion Criteria
- Not provided
Arms & Interventions
Distribution of free face masks
Face masks will be handed out for free to all customers entering the grocery stores.
Intervention: Distribution of free face masks (Behavioral)
Control
Business as usual.
Outcomes
Primary Outcomes
Face mask use
Time Frame: Through study completion, 3 weeks.
Proportion of customers wearing a face mask
Secondary Outcomes
- Correct use of face masks(Through study completion, 3 weeks)