Racial and Ethnic Differences in Covid-19 Disease Severity Among US Adults in Health Systems Participating in PCORnet®
May 2020–October 2022
Bibliographic Data
This study analyzed COVID-19 disease severity distributions among different age, racial, and ethnic groups for pre-Omicron and Omicron variant periods from May 2020 to October 2022. Disease severity categories were defined by ICD-10-CM diagnostic codes recorded in the electronic health record in the 7 days preceding and 13 days following the SARS-CoV-2 positive laboratory record (index date) and were grouped into 4 mutually exclusive categories: severe complications, high, moderate, and low disease severity. Low severity was defined as the absence of codes for any of the other categories. Among 1,613,706 included patients, there was a lower prevalence of disease severity during the Omicron variant period across all race and ethnicity groups ( P P P t P t
Disease · Ethnic group · Healthcare system · Public health · Race (biology) · Severity of illness · COVID-19 and healthcare impacts · COVID-19 Clinical Research Studies · Epidemiology · Infection Control and Ventilation
Risk factors for severe and critically ill Covid‐19 patients
The WHO estimates of excess mortality associated with the Covid-19 pandemic
Comorbidities and mortality in Covid-19 patients
Racial and Ethnic Disparities in Health
Ethnic/racial minorities’ and migrants’ access to Covid-19 vaccines
Hesitancy in the time of coronavirus
| Unique citing works | 1 |
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| Citations per year | 1 |
| Citation span | 2026 - 2026 (1) |
| Citation velocity | current |
| Highly cited | No |
| Citation types | Neutral: 1 |