Investigation of SARS-CoV-2 variants: technical briefings
Technical briefing documents on novel SARS-CoV-2 variants.
- From:
- UK Health Security Agency
- Published
- 1 October 2021
- Last updated
- 22 September 2023 — See all updates
Applies to England
Documents
Technical briefing 55: underlying data
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Technical briefing 54: underlying data
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Technical briefing 53: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 52
Ref: UKHSA publication gateway number GOV-14579
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Technical briefing 52: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 51
Ref: UKHSA publication gateway number GOV-14349
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Technical briefing 51: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 50
Ref: UKHSA publication gateway number GOV-14185
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Technical briefing 50: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 49
Ref: UKHSA publication gateway number GOV-13991
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Technical briefing 49: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 48
Ref: UKHSA publication gateway number GOV-13696
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Technical briefing 48: underlying data
Ref: UKHSA publication gateway number GOV-13696
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 47
Ref: UKHSA publications gateway number GOV-13512
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Technical briefing 47: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 46
Ref: UKHSA publications gateway number GOV-13388
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Technical briefing 46: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 45
Ref: UKHSA publications gateway number GOV-13235
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Technical briefing 45: underlying data
Ref: UKHSA publications gateway number GOV-13235
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 44
Ref: UKHSA publication gateway number GOV-12795
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Technical briefing 44: underlying data
Ref: UKHSA publication gateway number GOV-12795
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 43
Ref: UKHSA publications gateway number GOV-12559
PDF, 3.41 MB, 37 pages
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Technical briefing 43: underlying data
Ref: UKHSA publications gateway number GOV-12559
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 42
Ref: UKHSA publications gateway number GOV-12276
PDF, 3.07 MB, 35 pages
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Technical briefing 42: underlying data
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Technical briefing 41: underlying data
Ref: UKHSA publications gateway number GOV-12156
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 41
Ref: UKHSA publications gateway number GOV-12156
PDF, 3.27 MB, 25 pages
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 40
Ref: UKHSA publications gateway number GOV-11916
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Technical briefing 40: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 39
Ref: UKHSA publications gateway number GOV-11753
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Technical briefing 39: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 38
Ref: UKHSA publications gateway number GOV-11613
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Technical briefing 38: underlying data
Ref: UKHSA publications gateway number GOV-11613
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 37
Ref: UKHSA publications gateway number GOV-11462
PDF, 3.78 MB, 31 pages
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Technical briefing 37: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 36
Ref: UKHSA publications gateway number GOV-11306
PDF, 3.2 MB, 33 pages
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Technical briefing 36: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 35
Ref: UKHSA publications gateway number GOV-11175
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Technical briefing 35: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 34
Ref: UKHSA publications gateway number GOV-10924
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Technical briefing 34: underlying data
Ref: UKHSA publications gateway number GOV-10924
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Omicron VOC-21NOV-01 (B.1.1.529) technical briefing: hospitalisation and vaccine effectiveness
Ref: UKHSA publications gateway number GOV-10920
PDF, 490 KB, 17 pages
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Omicron VOC-21NOV-01 (B.1.1.529) technical briefing: underlying data
Ref: UKHSA publications gateway number GOV-10920
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 33
Ref: UKHSA publication gateway number GOV-10869
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Technical briefing 33: underlying data
Ref: UKHSA publication gateway number GOV-10738
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 32
Ref: UKHSA publications gateway number GOV-10717
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Technical briefing 32: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 31
Ref: UKHSA publications gateway number GOV-10645
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Technical briefing 31: underlying data
Ref: UKHSA publications gateway number GOV-10645
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SARS-CoV-2 variants of concern and variants under investigation in England: Omicron VOC-21NOV-01 (B.1.1.529) update on cases, S gene target failure and risk assessment
Ref: UKHSA publications gateway number GOV-10672
PDF, 3.44 MB, 8 pages
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Variants of concern Omicron update: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 30
Ref: UKHSA publications gateway number GOV-10547
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Technical briefing 30: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 29
Ref: UKHSA publications gateway number GOV-10481
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Technical briefing 29: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 28
Ref: UKHSA publications gateway number GOV-10349
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Technical briefing 28: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 27
Ref: PHE publications gateway number: GOV-10263
PDF, 9.18 MB, 63 pages
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Technical briefing 27: underlying data
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 26
Ref: UKHSA publications gateway number GOV-10243
PDF, 2.89 MB, 31 pages
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Technical briefing 26: underlying data
Ref: UKHSA publications gateway number GOV-10243
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 25
Ref: UKHSA publications gateway number GOV-10138
PDF, 4.45 MB, 43 pages
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Technical briefing 25: underlying data
Ref: UKHSA publications gateway number GOV-10138
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SARS-CoV-2 variants of concern and variants under investigation in England: technical briefing 24
Ref: PHE publications gateway number: GOV-9934
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Technical briefing 24: underlying data
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Details
Technical briefing documents and underlying data on novel SARS-CoV-2 variants.
Previous versions were published by Public Health England.
See daily overview and summary of case data for Omicron.
Updates to this page
Last updated 22 September 2023 + show all updates
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Added technical briefing 55 and underlying data spreadsheet.
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Added technical briefing 54 and underlying data spreadsheet.
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Corrected table 2 title in technical briefing 53.
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Corrected data in table 1 of technical briefing 53.
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Added technical briefing 53 and underlying data spreadsheet.
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Added technical briefing 52 and underlying data spreadsheet.
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Added technical briefing 51 and underlying data spreadsheet.
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Corrected section 4.1 of Technical briefing 50.
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Added technical briefing 50 and underlying data spreadsheet.
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Changed section 5.1 to part 6 in technical briefing 49.
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Added technical briefing 49 and underlying data spreadsheet.
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Added technical briefing 48 and underlying data spreadsheet.
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Minor correction to table 1b in technical briefings 45 and 46.
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Added latest technical briefing and underlying data.
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Correction to reporting of cases in England only in technical briefing 45.
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Added latest technical briefing and accompanying data.
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Added latest report and underlying data.
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Added technical briefing 44 and data spreadsheet.
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Updated technical briefing 43 with link to latest risk assessment.
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Added latest report and underlying data.
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Added latest report and underlying data.
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Added latest report and underlying data.
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Added latest weekly report and underlying data.
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Added latest report and underlying data.
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Added latest Technical Briefing and accompanying data.
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Added latest technical briefing and underlying data.
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Corrected data cut-off date to 7 February 2022 for technical briefing 36.
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Added latest technical briefing and underlying data.
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Added latest technical briefing and accompanying data.
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Updated link in technical briefing 34 to Oxford University and ONS study.
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A correction has been made to the summary and symptom analysis text due to an earlier error. The analysis and findings are unchanged.
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Added latest technical briefing and underlying data.
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Corrected next publication date of Omicron risk assessment in latest technical briefing.
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Added technical briefing on Omicron and underlying data.
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Added technical briefing 33.
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Updated information about the performance of diagnostic LFDs under 2.1 in Technical Briefing 32.
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Added latest Technical Briefing and underlying data.
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Omicron daily overview moved to new page and linked from details section.
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Added Omicron daily overview: 13 December 2021.
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Added latest technical briefing and underlying data.
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Added 'Omicron VOC-21NOV-01 (B.1.1.529) update on cases, S gene target failure and risk assessment' and underlying data.
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Added latest technical briefing and underlying data.
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Added latest technical briefing and accompanying data.
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Added technical briefing 28 and underlying data.
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Added technical briefing 27 and underlying data.
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Added technical briefing 26 and underlying data.
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Added latest Technical Briefing and underlying data.
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First published.