COVID-19 Antigen Tests: Percent Positive, Ages 65+ quidel-flu

The percentage of flu tests that are negative, suggesting the patient's illness has another cause, possibly COVID-19 . Discontinued May 19, 2020.

The percentage of flu tests that are negative, suggesting the patient's illness has another cause, possibly COVID-19 . Discontinued May 19, 2020.

Last Updated:

Not available

Data Provided By:

Quidel Inc. (COVID) (quidel-flu)
About this signal
Data Source quidel-flu
Signal Name raw_pct_negative
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 2020-01-31
Temporal Scope End 2020-05-10
Related signals (signals with the same base) COVID-19 Antigen Tests: Percent Positive, Ages 65+ (Smoothed)
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Related links
Link Type Link Description URL