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Apr 14, 2021 · Mean COVID-19 rates for states with at least 75% mask adherence in the preceding month was 109.26 per 100,000 compared to 249.99 per 100,000 for those with less adherence. Our analysis suggests high adherence to mask wearing could be a key factor in reducing the spread of COVID-19. This association between high mask adherence and reduced COVID ...
- Charlie B. Fischer, Nedghie Adrien, Jeremiah J. Silguero, Julianne J. Hopper, Abir I. Chowdhury, Mar...
- 2021
Introduction. The coronavirus disease 2019 (COVID-19) is a global pandemic, with more than 31 million cases reported in the USA and deaths approaching 600 000 by April 2021. 1 Case and death rates vary by state and county, as outbreaks and new hotspots have begun shifting from more densely populated urban areas to smaller and more rural municipalities. 2,3 Broadly, characteristics associated ...
- 10.22605/RRH6596
- 2021/07
- The Global Covid-19 Trends and Impact Survey
- Study Population
- Outcome Variable Definition
- Predictor Measurement
- Statistical Analysis
The CTIS is an ongoing repeated daily cross-sectional survey conducted by the University of Maryland (Global) and Carnegie Mellon University (US) in partnership with Facebook, Inc. It asks various questions related to symptoms, testing, preventive behaviors, mental health, and more. The UMD Global CTIS was launched on April 23, 2020 in > 200 countr...
This analysis included adult participants who responded to the UMD Global CTIS from April 23rd, 2020 until October 31st, 2020. We did not include responses from the US Symptom Survey in this analysis, as the question on face mask usage was not incorporated into the US questionnaire until September 2020. Since some of the 200+ countries and territor...
Our outcome was face mask usage, based on the survey question: “In the last 7 days, how often did you wear a mask when in public?” The response options were “All of the time”, “Most of the time”, “Some of the time”, “A little of the time”, “None of the time”, or “I have not been in public during the past 7 days”. We defined face mask usage as a bin...
We included several individual and country-level factors that could be associated with face mask usage based on a priori hypotheses and existing literature. Individual-level predictors included age, gender, standardized years of education, urbanicity (defined as living in a city versus town, village, or rural area), and the following reported socia...
In addition to examining descriptive statistics, a survey-weighted multivariable logistic regression model was used to formally assess whether individual and country-level factors were associated with mask-wearing. All statistical analyses were performed in R (version 4.0.3), using the R survey package (version 4.0) to account for the sampling desi...
- Elena Badillo-Goicoechea, Ting-Hsuan Chang, Esther Kim, Sarah LaRocca, Katherine Morris, Xiaoyi Deng...
- 2021
Jan 12, 2023 · Jan 12, 2023. Global sales of face masks surged during the Covid-19 pandemic. While that is not surprising given that mask mandates were at least temporarily instated in large parts of the world ...
Feb 7, 2021 · A, Daily coronavirus disease 2019 (COVID-19) case rates (per 100 000 population), stratified by statewide mask requirement timing. B, Frequency of mask use stratified by state status as early, late, or never adopters of mask requirements, using publicly available individual-level survey data from the final month of the study period.
- Peter F Rebeiro, David M Aronoff, M Kevin Smith
- 2021
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By June 2021, both vaccinated and unvaccinated groups saw a decrease in mask wearing, with 49% of those vaccinated wearing masks, and 35% of those unvaccinated wearing masks at work or school. Similar results were seen regarding mask wearing at the grocery store ( Figure 2 ).
Jan 5, 2021 · This paper uses survey data at the county level to explore the factors determining mask-wearing behavior in the USA during the COVID-19 pandemic. Empirical results provide evidence that the tendency to wear a mask while in public is significantly lower in counties where then-candidate Donald Trump found strong support during the 2016 presidential election. In addition, states with mask-wearing ...
