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O-16 Safety Reporting of COVID-19 Vaccines in the Caribbean through Regional and Global Systems in 2021

Author(s): R Extavour , K Ottley 0 4

Objective: The objectives of this study are to: (i) identify the COVID-19 vaccines included in CARICOM adverse events following immunization (AEFI) reports in 2021, (ii) identify commonly reported AEFIs, and adverse events of special interest (AESIs), and (iii) describe the reporting rates of AEFIs and AESIs from CARICOM in 2021.

O-17 Rapid antigen tests: a screening tool for SARS-CoV-2 but not a diagnostic test

Author(s): CNL Macpherson , N Cudjoe , N Noel , V Matthew-Belmar , B Sharma , E Chitan , TP Noel, K Yearwood 0 7

Objective: Rapid antigen tests became an important surveillance method to identify individuals who were considered to be infective to others during the COVID-19 pandemic. Negative tests facilitated entry to large events and to access academic campuses. The sensitivity and specificity of the rapid test lent credibility to their role in helping to prevent transmission.

O-19 SARS-CoV-2 Variants and qRT-PCR Cycle Threshold Values

Author(s): V Matthew-Belmar , N Noel , E Chitan , B Sharma , T Khan , N Cudjoe , B Osei Boakye , P Fields , T Noel , A Alhassan and CNL Macpherson 0 4

Objective: SARS- CoV-2 has developed many variants that are responsible for causing the coronavirus pandemic over the past two years. Sequencing of the variants provides valuable clinical, epidemiological, and public health information. The aim of the study was to sequence positive SARSCoV-2 cases to examine the variants circulating in Grenada.

O-20 Survival of COVID-19 cases after vaccination: Analysis using data from Jamaica’s National Surveillance System

Author(s): K Webster-Kerr, A Grant, A Harris, E Campbell, M Brown, D Rowe, D Henningham, C Lord, R Thorpe, T Mullings, J Wiggan, N Martin-Chen, T DawkinsBeharie, J Azille-Lewis, T Roberts, J Duncan 0 4

Objective: To estimate (i) survival after SARS-CoV-2 infection by COVID-19 vaccination status, and (ii) COVID19 vaccine effectiveness in a middle-income country.

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