Hannah Christensen

3.9k total citations · 2 hit papers
74 papers, 2.5k citations indexed

About

Hannah Christensen is a scholar working on Epidemiology, Microbiology and Health. According to data from OpenAlex, Hannah Christensen has authored 74 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 40 papers in Epidemiology, 33 papers in Microbiology and 12 papers in Health. Recurrent topics in Hannah Christensen's work include Bacterial Infections and Vaccines (30 papers), Pneumonia and Respiratory Infections (29 papers) and Vaccine Coverage and Hesitancy (12 papers). Hannah Christensen is often cited by papers focused on Bacterial Infections and Vaccines (30 papers), Pneumonia and Respiratory Infections (29 papers) and Vaccine Coverage and Hesitancy (12 papers). Hannah Christensen collaborates with scholars based in United Kingdom, United States and France. Hannah Christensen's co-authors include Caroline Trotter, Matthew Hickman, Margaret May, Leah Bowen, Julian P. T. Higgins, W. John Edmunds, Katherine Chaplin, Natasha K. Martin, Karla Soares‐Weiser and Jonathan A C Sterne and has published in prestigious journals such as Nature Communications, PLoS ONE and American Journal of Respiratory and Critical Care Medicine.

In The Last Decade

Hannah Christensen

72 papers receiving 2.4k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Meningococcal carriage by age: a systematic review and meta-analysis

2010 468 citations Hannah Christensen, Matthew Hickman et al. profile →
Association of BCG, DTP, and measles containing vaccines with childhood mortality: systematic review

2016 455 citations Hannah Christensen et al. BMJ profile →

Peers

Hannah Christensen

EPIDE

MICRO

IMMUN

HEALT

Pauline A. Waight United Kingdom

Nicole Boulianne Canada

Hester E. de Melker Netherlands

Fiona M. Russell Australia

John K. Iskander United States

Margaret L. Russell Canada

Richard H. Beigi United States

Steven G.F. Wassilak United States

Henry H. Bernstein United States

Paula Ray United States

Pauline A. Waight United Kingdom

Hannah Christensen

3.0k ×2.0

EPIDE

1.1k ×0.9

MICRO

341 ×0.7

213 ×0.5

IMMUN

473 ×1.2

HEALT

Citations per year, relative to Hannah Christensen Hannah Christensen (= 1×) peers Pauline A. Waight

Countries citing papers authored by Hannah Christensen

Since Specialization

Citations

This map shows the geographic impact of Hannah Christensen's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Hannah Christensen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hannah Christensen more than expected).

Fields of papers citing papers by Hannah Christensen

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hannah Christensen. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Hannah Christensen. The network helps show where Hannah Christensen may publish in the future.

Co-authorship network of co-authors of Hannah Christensen

This figure shows the co-authorship network connecting the top 25 collaborators of Hannah Christensen. A scholar is included among the top collaborators of Hannah Christensen based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Hannah Christensen. Hannah Christensen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Stone, Jack, et al.. (2024). Early mathematical models of COVID-19 vaccination in high-income countries: a systematic review. Public Health. 236. 207–215. 2 indexed citations

Cabral, Christie, et al.. (2023). Views and Perceptions of People Aged 55+ on the Vaccination Programme for Older Adults in the UK: A Qualitative Study. Vaccines. 11(4). 870–870. 4 indexed citations

Christensen, Hannah, et al.. (2023). Modelling the impact of COVID-19 and routine MenACWY vaccination on meningococcal carriage and disease in the UK. Epidemiology and Infection. 151. e98–e98. 5 indexed citations

Looker, Katharine J, et al.. (2023). The potential public health impact of adolescent 4CMenB vaccination on Neisseria gonorrhoeae infection in England: a modelling study. BMC Public Health. 23(1). 1–1. 52 indexed citations

Trickey, Adam, Erika Duffell, Anna McNaughton, et al.. (2023). Estimating hepatitis B virus prevalence among key population groups for European Union and European Economic Area countries and the United Kingdom: a modelling study. BMC Infectious Diseases. 23(1). 457–457. 10 indexed citations

Thornton, Hannah, Peter S Blair, Hannah Christensen, et al.. (2022). Prognostic value of upper respiratory tract microbes in children presenting to primary care with respiratory infections: A prospective cohort study. PLoS ONE. 17(5). e0268131–e0268131. 3 indexed citations

Barreaux, Antoine M. G., Rachel Kwiatkowska, Adam Trickey, et al.. (2022). A mixed methods analysis of participation in a social contact survey. Epidemics. 41. 100635–100635. 3 indexed citations

Brooks‐Pollock, Ellen, Hannah Christensen, Adam Trickey, et al.. (2021). High COVID-19 transmission potential associated with re-opening universities can be mitigated with layered interventions. Nature Communications. 12(1). 5017–5017. 40 indexed citations

Carr, Jeremy, Emma Plested, Parvinder K. Aley, et al.. (2020). ‘Be on the TEAM’ Study (Teenagers Against Meningitis): protocol for a controlled clinical trial evaluating the impact of 4CMenB or MenB-fHbp vaccination on the pharyngeal carriage of meningococci in adolescents. BMJ Open. 10(10). e037358–e037358. 10 indexed citations

10.

Serra, Lidia, et al.. (2020). Carriage of Neisseria Meningitidis in Low and Middle Income Countries of the Americas and Asia: A Review of the Literature. Infectious Diseases and Therapy. 9(2). 209–240. 10 indexed citations

11.

Marten, Ole, Florian Koerber, David E. Bloom, et al.. (2019). A DELPHI study on aspects of study design to overcome knowledge gaps on the burden of disease caused by serogroup B invasive meningococcal disease. Health and Quality of Life Outcomes. 17(1). 87–87. 8 indexed citations

12.

Redmond, Niamh M, Beth Stuart, Hannah Thornton, et al.. (2018). Impact of antibiotics for children presenting to general practice with cough on adverse outcomes: secondary analysis from a multicentre prospective cohort study. British Journal of General Practice. 68(675). e682–e693. 11 indexed citations

13.

Lucas, Patricia J, Niamh M Redmond, Hannah Christensen, et al.. (2018). What gives rise to clinician gut feeling, its influence on management decisions and its prognostic value for children with RTI in primary care: a prospective cohort study. BMC Family Practice. 19(1). 25–25. 17 indexed citations

14.

Kennedy, Iain T R, Albert Jan van Hoek, Sonia Ribeiro, et al.. (2017). Short-term changes in the health state of children with group B meningococcal disease: A prospective, national cohort study. PLoS ONE. 12(5). e0177082–e0177082. 11 indexed citations

15.

Blak, Betina T., et al.. (2016). Uptake of childhood influenza vaccine from 2012–2013 to 2014–2015 in the UK and the implications for high-risk children: a retrospective observational cohort study. BMJ Open. 6(8). e010625–e010625. 14 indexed citations

16.

Thors, Valtýr, Hannah Christensen, Begonia Morales‐Aza, et al.. (2016). The Effects of Live Attenuated Influenza Vaccine on Nasopharyngeal Bacteria in Healthy 2 to 4 Year Olds: A Randomized Controlled Trial. American Journal of Respiratory and Critical Care Medicine. 193(12). 1401–1409. 33 indexed citations

17.

Ladhani, Shamez, Rebecca Cordery, Sema Mandal, et al.. (2014). Preventing secondary cases of invasive meningococcal capsular group B (MenB) disease using a recently-licensed, multi-component, protein-based vaccine (Bexsero®). Journal of Infection. 69(5). 470–480. 8 indexed citations

18.

Hanquet, Germaine, Hannah Christensen, Emily Agnew, et al.. (2014). A quadrivalent vaccine against serogroup B meningococcal disease. 2 indexed citations

19.

Christensen, Hannah, Caroline Trotter, Matthew Hickman, & W. John Edmunds. (2014). Re-evaluating cost effectiveness of universal meningitis vaccination (Bexsero) in England: modelling study. BMJ. 349(oct09 4). g5725–g5725. 103 indexed citations

20.

Horton, Rachel, J Stuart, Hannah Christensen, et al.. (2005). Influence of age and carriage status on salivary IgA to Neisseria meningitidis. Epidemiology and Infection. 133(5). 883–889. 27 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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