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Emerging Microbes & Infections Volume 11, 2022 - Issue 1
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Coronaviruses

Comparing real-life effectiveness of various COVID-19 vaccine regimens during the delta variant-dominant pandemic: a test-negative case-control study

Paskorn Sritipsukhoa Center of Excellence in Applied Epidemiology, Thammasat University, Pathumthani, Thailand;b Department of Pediatrics, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Thana Khawcharoenporna Center of Excellence in Applied Epidemiology, Thammasat University, Pathumthani, Thailand;c Division of Infectious Diseases, Department of Internal Medicine, Faculty of Medicine, Thammasat University, Pathumthani, ThailandCorrespondence[email protected]
ORCID Iconhttps://orcid.org/0000-0001-6093-2887View further author information
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Boonying Siribumrungwonga Center of Excellence in Applied Epidemiology, Thammasat University, Pathumthani, Thailand;d Department of Surgery, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Pansachee Damronglerdc Division of Infectious Diseases, Department of Internal Medicine, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Nuntra Suwantarate Department of Internal Medicine, Chulabhorn International College of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Araya Satdhabudhab Department of Pediatrics, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Chanapai Chaiyakulsilb Department of Pediatrics, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Phakatip Sinlapamongkolkulb Department of Pediatrics, Faculty of Medicine, Thammasat University, Pathumthani, ThailandORCID Iconhttps://orcid.org/0000-0001-9602-4768View further author information
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Auchara Tangsathapornpongb Department of Pediatrics, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Pornumpa Bunjoungmaneeb Department of Pediatrics, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Sira Nanthapisala Center of Excellence in Applied Epidemiology, Thammasat University, Pathumthani, Thailand;b Department of Pediatrics, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Chamnan Tanprasertkula Center of Excellence in Applied Epidemiology, Thammasat University, Pathumthani, Thailand;f Department of Obstetrics & Gynecology, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Naiyana Sritipsukhog Thammasat University, Pathumthani, ThailandView further author information
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Chatchai Mingmalairakd Department of Surgery, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Anucha Apisarnthanaraka Center of Excellence in Applied Epidemiology, Thammasat University, Pathumthani, Thailand;c Division of Infectious Diseases, Department of Internal Medicine, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Pichaya Tantiyavarongh Department of Clinical Epidemiology, Faculty of Medicine, Thammasat University, Pathumthani, ThailandView further author information
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Pages 585-592 | Received 23 Dec 2021, Accepted 29 Jan 2022, Published online: 16 Feb 2022

Figures & data

Figure 1. The distribution of patients under investigation (PUI) and cases during the study period.

Figure 1. The distribution of patients under investigation (PUI) and cases during the study period.

Table 1. Characteristics of the study cohort, cases and controls.

Figure 2. Vaccine Effectiveness according to the number of the dose received by the study participants. Notes: The VE was adjusted for being healthcare workers, comorbidities, age, educational level, and sex. I bars indicate 95% confidence intervals. IQR = interquartile range; NA = non-applicable.

Figure 2. Vaccine Effectiveness according to the number of the dose received by the study participants. Notes: The VE was adjusted for being healthcare workers, comorbidities, age, educational level, and sex. I bars indicate 95% confidence intervals. IQR = interquartile range; NA = non-applicable.

Figure 3. Vaccine effectiveness according to vaccine types and regimens received by the study participants. Notes: The VE was adjusted for being healthcare workers, comorbidities, age, educational level, and sex. I bars indicate 95% confidence intervals. IQR = interquartile range.

Figure 3. Vaccine effectiveness according to vaccine types and regimens received by the study participants. Notes: The VE was adjusted for being healthcare workers, comorbidities, age, educational level, and sex. I bars indicate 95% confidence intervals. IQR = interquartile range.

Table 2. COVID-19 vaccination status of the study participants stratified according to diseases status and severity.

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