This is a record of the discussion of SAGE 99 on 16 December 2021. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 99 includes redactions of 21 junior officials.

This is a record of the discussion of SAGE 100 on 20 December 2021. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 100 includes redactions of 20 junior officials.

This is a record of the discussion of SAGE 67 on 12 November 2020.

The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) and any security markings. SAGE 67 includes redactions of 25 junior officials.

This is a record of the discussion of SAGE 94 on 22 July 2021. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 94 includes redactions of 25 junior officials.

These minutes were updated on 4 February 2022 to remove a redaction with respect to the Human Challenge Study mentioned in section 4. The redaction had been requested by the study leads as they were preparing to publish their results in an academic journal. A paper has now been submitted for publication and the pre-print can be found at https://www.researchsquare.com/article/rs-1121993/v1" class="govuk-link">ResearchSquare. The updated minutes contain no other changes with respect to the original version.

This is a record of the discussion of SAGE 58 on 21 September 2020.

This should be read alongside:

• ‘Summary of the effectiveness and harms of different non-pharmaceutical interventions (NPIs)’, tabled at SAGE 58
• ‘NPIs table’, tabled at SAGE 58

The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 58 includes redactions of 17 junior officials.

This is a record of the discussion of SAGE 62 on 15 October 2020.

The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These minutes discuss the paper titled ‘Update on transmission and symptoms in children’, which was updated and presented again at SAGE 65. At SAGE 65, the consensus view on children and transmission was updated to reflect available evidence, and the minutes of SAGE 65 supersede these.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 62 includes redactions of 21 junior officials.

This is a record of the discussion of SAGE 79 on 4 February 2021.

The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 79 includes redactions of 28 junior officials.

This is a record of the discussion of SAGE 104 on 28 January 2022. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 104 includes redactions of 19 junior officials.

This is a record of the discussion of SAGE 102 on 7 January 2022. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 102 includes redactions of 18 junior officials.

This is a record of the discussion of SAGE 96 on 14 October 2021. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 96 includes redactions of 22 junior officials.

This is a record of the discussion of SAGE 98 on 7 December 2021. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 98 includes redactions of 19 junior officials.

This is a record of the discussion of SAGE 93 on 7 July 2021.

The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 93 includes redactions of 23 junior officials.

This is a record of the discussion of SAGE 78 on 28 January 2021.

The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 78 includes redactions of 27 junior officials.

This is a record of the discussion of SAGE 80 on 11 February 2021.

The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 80 includes redactions of 31 junior officials.

This is a record of the discussion of SAGE 105 on 10 February 2022. The paper is the assessment of the evidence at the time of writing. As new evidence or data emerges, SAGE updates its advice accordingly.

These documents are released as pre-print publications that have provided the government with rapid evidence during an emergency. These documents have not been peer-reviewed and there is no restriction on authors submitting and publishing this evidence in peer-reviewed journals.

Redactions within this document have been made to remove any names of junior officials (under SCS) or names of anyone for national security reasons. SAGE 105 includes redactions of XX junior officials.