Term:Positive
Related terms
- RT-PCR test can be positive
Normative
Encyclopaedic information
Illness was confirmed by a positive result on a SARS-CoV-2 molecular test.
Source: https://files.covid19treatmentguidelines.nih.gov/guidelines/covid19treatmentguidelines.pdf
Antigen tests can yield false positive results for a variety of reasons, including: • Incomplete adherence to the instructions for antigen test performance [...]
Source: https://files.covid19treatmentguidelines.nih.gov/guidelines/covid19treatmentguidelines.pdf
Examples
The identification of a positive case of COVID-19 following a given cross-border journey fulfils the criteria set out in Article 9(1) of Decision 1082/2013/EU, as it may still cause significant mortality in humans, as it may grow rapidly in scale, as it affects more than one Member State, and as it may require a coordinated response at Union level.
Source: https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32021D0858
Collocations
- positive result
- positive test
- to test positive for SARS-CoV-2/COVID-19
Keyness
- positive: >1000
- positive test: 811
- positive result: 926
Research
Variants and synonyms
- positive sample
Definition/description
A confirmed COVID-19 patients was defined as a case with respiratory specimens that tested positive for the SARS-CoV-2 by at least one of the following three methods: isolation of SARS-CoV-2 or at least two positive results by real-time reverse-transcription-polymerase-chain-reaction (RT-PCR) assay for SARS-CoV-2 or a genetic sequence that matches SARS-CoV-2.
Source: https://www.medrxiv.org/content/10.1101/2020.01.30.20019836v4
Examples
Eleven pregnant women who were tested positive for SARS-CoV-2 were classified as laboratory confirmed case group, and eighteen with typical chest CT imaging but tested negative in RT-PCR tests as suspected case group.
Source: https://www.medrxiv.org/content/10.1101/2020.03.10.20033605v1
As of Feb. 10, 2020, 12 of these evacuees have been tested positive for COVD-19 infection, and many of those initially tested negative for virus infection are still under quarantine.
Source: https://www.medrxiv.org/content/10.1101/2020.02.15.20023440v2
Collocations
- false positive
- strongly positive
- falsely positive
- positive control
- positive result
- positive sample
- positive rate
- to be positive
- test positive for
- positive patient
- positive test
Keyness
- positive: >1000
- positive sample: 208
Press
Description
Anyone with symptoms or who tests positive for Covid-19 will need to continue to self-isolate.
Examples
The participants were followed up with monthly and up to five months after their first positive tests.
However, positive case rates remain highest among young people, between those in school year 12 or and aged 24.
Collocations
- positive test
- positive result
- positive case
- to test positive
Keyness
998
Comments
Examples
Positive tests with no symptoms are hardly cases.
Source: https://www.dailymail.co.uk/news/article-10295867/Omicron-infecting-4-000-BRITONS-day.html
Collocations
- positive test result
- positive test
- positive result
- positive PCR test
Keyness
- positive: >1000
- positive test: 42
- positive test result: 280