Accepted for Publication: May 7, 2021.
Published: July 21, 2021. doi:10.1001/jamanetworkopen.2021.16543
Open Access: This is an open access article distributed under the terms of the CC-BY License. © 2021 Nelson TL et al. JAMA Network Open.
Corresponding Author: Tracy L. Nelson, MPH, PhD, Colorado School of Public Health, Colorado State University, 215D Moby Complex B, Ft Collins, CO 80523 (Tracy.Nelson@Colostate.edu).
Author Contributions: Drs Nelson and Fosdick had full access to all of the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis.
Concept and design: Nelson, Fosdick, Biela, Lynn, Pabilonia, Ehrhart, VandeWoude.
Acquisition, analysis, or interpretation of data: Nelson, Fosdick, Schoenberg, Mast, McGinnis, Young, Fahrner, Nolt, Dihle, Quicke, Gallichotte, Fitzmeyer, Ebel, Pabilonia, Ehrhart, VandeWoude.
Drafting of the manuscript: Nelson, Fosdick, Nolt, Ehrhart.
Critical revision of the manuscript for important intellectual content: Nelson, Fosdick, Biela, Schoenberg, Mast, McGinnis, Young, Lynn, Fahrner, Dihle, Quicke, Gallichotte, Fitzmeyer, Ebel, Pabilonia, Ehrhart, VandeWoude.
Statistical analysis: Nelson, Fosdick, Nolt.
Obtained funding: Nelson, Ehrhart, VandeWoude.
Administrative, technical, or material support: Nelson, Biela, Schoenberg, Mast, McGinnis, Young, Lynn, Fahrner, Dihle, Ebel, Pabilonia, Ehrhart, VandeWoude.
Supervision: Nelson, Biela, Ehrhart, VandeWoude.
Conflict of Interest Disclosures: Dr Pabilonia reported receiving infrastructure support through Colorado State University. Dr Ehrhart reported receiving grant support from the State of Colorado during the conduct of the study. No other disclosures were reported.
Funding/Support: This study was funded by the Boettcher Foundation.
Role of the Funder/Sponsor: The Boettcher Foundation had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: Mary Nehring, MPA, Colorado State University, assisted with transportation and organization of samples and was supported by the Boettcher Foundation grant.
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