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. 2022 Jun 13;8(6):e37327. doi: 10.2196/37327

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©Randi K Johnson, Katie M Marker, David Mayer, Jonathan Shortt, David Kao, Kathleen C Barnes, Jan T Lowery, Christopher R Gignoux. Originally published in JMIR Public Health and Surveillance (https://publichealth.jmir.org), 13.06.2022.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in JMIR Public Health and Surveillance, is properly cited. The complete bibliographic information, a link to the original publication on https://publichealth.jmir.org, as well as this copyright and license information must be included.

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Symptomology among COVID-19 cases. Each symptom was reported 14 days before or 14 days after a positive COVID-19 test. (A) Number of symptoms reported among COVID-19 cases. (B) Percentage of COVID-19-positive cases that reported each symptom. Comparing asymptomatic cases with symptomatic cases (at least 1 symptom) by (C) age, (D) sex, and (E) race/ethnicity. P value from the Pearson chi-square test for different distributions across demographic groups. Error bars indicate the 95% CI for the percentage point estimate. GI: gastrointestinal.