Ong, T. C.

About

Publications While At HealthPartners

selected publications

Journal Article

18 years - VISION and IVY Networks, September 2024-January 2025.

MMWR: Morbidity and Mortality Weekly Report. 2025

2 Total citations

2 Recent citations

n/a Field Citation Ratio

n/a Relative Citation Ratio

Influenza-associated hospitalization rates by underlying conditions, 2016-17 to 2019-20: a retrospective cohort study.

Journal of Infectious Diseases. 2025

Interim estimates of 2024-2025 seasonal influenza vaccine effectiveness - four vaccine effectiveness networks, United States, October 2024-February 2025.

MMWR: Morbidity and Mortality Weekly Report. 2025

Methods to adjust for confounding in test-negative design COVID-19 effectiveness studies: simulation study.

JMIR formative research. 2025

18 Years - VISION and IVY Networks, September 2023-January 2024.

MMWR: Morbidity and Mortality Weekly Report. 2024

51 Total citations

51 Recent citations

n/a Field Citation Ratio

n/a Relative Citation Ratio

Clinical epidemiology and risk factors for critical outcomes among vaccinated and unvaccinated adults hospitalized with COVID-19-VISION Network, 10 states, June 2021-March 2023.

Clinical Infectious Diseases. 2024

16 Total citations

16 Recent citations

14 Field Citation Ratio

4.49 Relative Citation Ratio

Effectiveness of the original monovalent and bivalent COVID-19 vaccines against COVID-19-associated emergency department and urgent care encounters in pregnant persons who were not immunocompromised: VISION Network, June 2022-August 2023.

Open forum infectious diseases. 2024

Influenza vaccine effectiveness against hospitalizations and emergency department or urgent care encounters for children, adolescents, and adults during the 2023-2024 season, United States.

Clinical Infectious Diseases. 2024

1 Total citation

1 Recent citation

n/a Field Citation Ratio

n/a Relative Citation Ratio

Influenza vaccine effectiveness against influenza A-associated emergency department, urgent care, and hospitalization encounters among US adults, 2022-2023.

Journal of Infectious Diseases. 2024

11 Total citations

11 Recent citations

7.87 Field Citation Ratio

2.47 Relative Citation Ratio

Respiratory syncytial virus (RSV) vaccine effectiveness against RSV-associated hospitalisations and emergency department encounters among adults aged 60 years and older in the USA, October, 2023, to March, 2024: a test-negative design analysis.

Lancet (London, England). 2024

17 Total citations

17 Recent citations

n/a Field Citation Ratio

n/a Relative Citation Ratio

Risk of COVID-19 hospitalization and protection associated with mRNA vaccination among US adults with psychiatric disorders.

Influenza and other respiratory viruses. 2024

1 Total citation

1 Recent citation

n/a Field Citation Ratio

n/a Relative Citation Ratio

Vaccine effectiveness against pediatric influenza-A-associated urgent care, emergency department, and hospital encounters during the 2022-2023 season: VISION Network.

Clinical Infectious Diseases. 2024

7 Total citations

7 Recent citations

5.01 Field Citation Ratio

n/a Relative Citation Ratio

Effectiveness of BNT162b2 COVID-19 vaccination in children and adolescents.

Pediatrics. 2023

10 Total citations

10 Recent citations

9.14 Field Citation Ratio

0.79 Relative Citation Ratio

Effectiveness of COVID-19 vaccines at preventing emergency department or urgent care encounters and hospitalizations among immunocompromised adults: an observational study of real-world data across 10 US states from August-December 2021.

Vaccine. 2023

7 Total citations

7 Recent citations

6.4 Field Citation Ratio

0.76 Relative Citation Ratio

Effectiveness of the original monovalent coronavirus disease 2019 vaccines in preventing emergency department or urgent care encounters and hospitalizations among adults with disabilities: VISION Network, June 2021-September 2022.

Open forum infectious diseases. 2023

2 Total citations

2 Recent citations

1.83 Field Citation Ratio

0.17 Relative Citation Ratio

Estimates of bivalent mRNA vaccine durability in preventing COVID-19-associated hospitalization and critical illness among adults with and without immunocompromising conditions - VISION Network, September 2022-April 2023.

American Journal of Transplantation. 2023

8 Total citations

8 Recent citations

5.15 Field Citation Ratio

0.27 Relative Citation Ratio

Estimation of COVID-19 mRNA vaccine effectiveness and COVID-19 illness and severity by vaccination status during Omicron BA.4 and BA.5 sublineage periods.

JAMA network open. 2023

66 Total citations

65 Recent citations

60 Field Citation Ratio

6.8 Relative Citation Ratio

Impact of accounting for correlation between COVID-19 and influenza vaccination in a COVID-19 vaccine effectiveness evaluation using a test-negative design.

Vaccine. 2023

5 Total citations

5 Recent citations

2.87 Field Citation Ratio

0.52 Relative Citation Ratio

Number needed to vaccinate with a COVID-19 booster to prevent a COVID-19-associated hospitalization during SARS-CoV-2 Omicron BA.1 variant predominance, December 2021-February 2022, VISION Network: a retrospective cohort study.

Lancet Reg Health Am. 2023

11 Total citations

11 Recent citations

10 Field Citation Ratio

1.25 Relative Citation Ratio

Patient and epidemiological factors associated with influenza testing in hospitalized adults with acute respiratory illnesses, 2016-2017 to 2019-2020.

Open forum infectious diseases. 2023

5 Total citations

5 Recent citations

3.58 Field Citation Ratio

0.81 Relative Citation Ratio

Protection from COVID-19 mRNA vaccination and prior SARS-CoV-2 infection against COVID-19-associated encounters in adults during Delta and Omicron predominance.

Journal of Infectious Diseases. 2023

6 Total citations

6 Recent citations

5.48 Field Citation Ratio

0.4 Relative Citation Ratio

Protection of two and three mRNA vaccine doses against severe outcomes among adults hospitalized with COVID-19--VISION Network, August 2021 to March 2022.

Journal of Infectious Diseases. 2023

12 Total citations

12 Recent citations

6.54 Field Citation Ratio

1.29 Relative Citation Ratio

Relationships between social vulnerability and coronavirus disease 2019 vaccination coverage and vaccine effectiveness.

Clinical Infectious Diseases. 2023

12 Total citations

12 Recent citations

10 Field Citation Ratio

1.88 Relative Citation Ratio

Vaccine effectiveness against influenza-associated urgent care, emergency department, and hospital encounters during the 2021-2022 season, VISION Network.

Journal of Infectious Diseases. 2023

16 Total citations

16 Recent citations

11 Field Citation Ratio

1.79 Relative Citation Ratio

Early estimates of bivalent mRNA vaccine effectiveness in preventing COVID-19-associated emergency department or urgent care encounters and hospitalizations among immunocompetent adults - VISION Network, nine states, September-November 2022.

MMWR: Morbidity and Mortality Weekly Report. 2022

92 Total citations

90 Recent citations

50 Field Citation Ratio

3.92 Relative Citation Ratio

Effectiveness of 2, 3, and 4 COVID-19 mRNA vaccine doses among immunocompetent adults during periods when SARS-CoV-2 Omicron BA.1 and BA.2/BA.2.12.1 sublineages predominated - VISION Network, 10 states, December 2021-June 2022.

MMWR: Morbidity and Mortality Weekly Report. 2022

114

114 Total citations

74 Recent citations

62 Field Citation Ratio

6.16 Relative Citation Ratio

Effectiveness of COVID-19 Pfizer-BioNTech BNT162b2 mRNA vaccination in preventing COVID-19-associated emergency department and urgent care encounters and hospitalizations among nonimmunocompromised children and adolescents aged 5-17 years - VISION Network, 10 states, April 2021-January 2022.

MMWR: Morbidity and Mortality Weekly Report. 2022

178

178 Total citations

99 Recent citations

96 Field Citation Ratio

10 Relative Citation Ratio

Effectiveness of COVID-19 mRNA vaccines against COVID-19-associated hospitalizations among immunocompromised adults during SARS-CoV-2 Omicron predominance - VISION Network, 10 states, December 2021-August 2022.

MMWR: Morbidity and Mortality Weekly Report. 2022

71 Total citations

68 Recent citations

38 Field Citation Ratio

3.69 Relative Citation Ratio

Effectiveness of a third dose of mRNA vaccines against COVID-19-associated emergency department and urgent care encounters and hospitalizations among adults during oeriods of Delta and Omicron variant predominance - VISION Network, 10 states, August 2021-January 2022.

MMWR: Morbidity and Mortality Weekly Report. 2022

412

412 Total citations

160 Recent citations

113 Field Citation Ratio

25 Relative Citation Ratio

Effectiveness of homologous and heterologous COVID-19 booster doses following 1 Ad.26.COV2.S (Janssen (Johnson & Johnson)) vaccine dose against COVID-19-associated emergency department and urgent care encounters and hospitalizations among adults - VISION Network, 10 states, December 2021-March 2022.

MMWR: Morbidity and Mortality Weekly Report. 2022

51 Total citations

30 Recent citations

14 Field Citation Ratio

2.69 Relative Citation Ratio

Effectiveness of two-dose vaccination with mRNA COVID-19 vaccines against COVID-19-associated hospitalizations among immunocompromised adults-nine states, January-September 2021.

American Journal of Transplantation. 2022

12 Total citations

7 Recent citations

6.54 Field Citation Ratio

0.52 Relative Citation Ratio

Estimation of COVID-19 mRNA vaccine effectiveness against medically attended COVID-19 in pregnancy during periods of Delta and Omicron variant predominance in the United States.

JAMA network open. 2022

51 Total citations

49 Recent citations

27 Field Citation Ratio

3.63 Relative Citation Ratio

Relative risks of COVID-19-associated hospitalizations and clinical outcomes by age and race/ethnicity-March 2020-March 2021.

Open forum infectious diseases. 2022

1 Total citation

1 Recent citation

0.54 Field Citation Ratio

0.23 Relative Citation Ratio

Waning 2-dose and 3-dose effectiveness of mRNA vaccines against COVID-19-associated emergency department and urgent care encounters and hospitalizations among adults during periods of Delta and Omicron variant predominance - VISION Network, 10 states, August 2021-January 2022.

MMWR: Morbidity and Mortality Weekly Report. 2022

429

429 Total citations

204 Recent citations

233 Field Citation Ratio

26 Relative Citation Ratio

Waning of vaccine effectiveness against moderate and severe covid-19 among adults in the US from the VISION network: test negative, case-control study.

BMJ (Clinical research ed.). 2022

158

158 Total citations

155 Recent citations

83 Field Citation Ratio

10 Relative Citation Ratio

Effectiveness of 2-dose vaccination with mRNA COVID-19 vaccines against COVID-19-associated hospitalizations among immunocompromised adults - nine states, January-September 2021.

MMWR: Morbidity and Mortality Weekly Report. 2021

176

176 Total citations

80 Recent citations

68 Field Citation Ratio

7.5 Relative Citation Ratio

Effectiveness of Covid-19 vaccines in ambulatory and inpatient care settings.

New England Journal of Medicine. 2021

430

430 Total citations

187 Recent citations

159 Field Citation Ratio

18 Relative Citation Ratio

Interim estimates of COVID-19 vaccine effectiveness against COVID-19-associated emergency department or urgent care clinic encounters and hospitalizations among adults during SARS-CoV-2 B.1.617.2 (Delta) variant predominance - nine states, June-August 2021.

MMWR: Morbidity and Mortality Weekly Report. 2021

152

152 Total citations

44 Recent citations

58 Field Citation Ratio

4.74 Relative Citation Ratio

Laboratory-confirmed COVID-19 among adults hospitalized with COVID-19-like illness with infection-induced or mRNA vaccine-induced SARS-CoV-2 immunity - nine states, January-September 2021.

MMWR: Morbidity and Mortality Weekly Report. 2021

100

100 Total citations

34 Recent citations

38 Field Citation Ratio

3.03 Relative Citation Ratio

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T. C. Ong

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T. C. Ong All authors

About

Publications While At HealthPartners

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Publications Publications in the past 10 years based solely on publications while at HealthPartners. Publications in prior years appear in grey.

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