COVID-19 Antigen Tests: Percent Positive, Ages 0-4 quidel-covid-ag
When a patient (whether at a doctor’s office, clinic, or hospital) has COVID-like symptoms, doctors may order an antigen test. An antigen test can detect parts of the virus that are present during an active infection. This is in contrast with antibody tests, which detect parts of the immune system …
When a patient (whether at a doctor’s office, clinic, or hospital) has COVID-like symptoms, doctors may order an antigen test. An antigen test can detect parts of the virus that are present during an active infection. This is in contrast with antibody tests, which detect parts of the immune system that react to the virus, but which persist long after the infection has passed. For this signal, we compute the percentage of antigen tests performed that were positive for COVID-19 among people ages 18-49
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Data Provided By:
Quidel Inc. (COVID) (quidel-covid-ag)
About this signal
Data Source | quidel-covid-ag |
---|---|
Signal Name | covid_ag_raw_pct_positive_age_18_49 |
Pathogen | |
Geographic Granularity, aka Geo-Level | |
Signal Type | |
Reporting Cadence | Daily |
Typical Revision Cadence | Daily. Happens up to 6+ weeks after the report date. Revised values vary -3.5 to 1.8% around the final value for a given date and location. |
Typical Reporting Lag | 5-6 days |
Format | Percent |
Temporal Resolution | Date |
Smoothing | No |
Cumulative | No |
Standard Error | Yes |
Sample Size | Yes |
Temporal Scope Start | 2020-05-26 |
Temporal Scope End | Ongoing |
Related signals (signals with the same base) | COVID-19 Antigen Tests: Percent Positive, Ages 0-4 (Smoothed) |
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Related links
Link Type | Link Description | URL |
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