Ruwan Ratnayake

2.9k total citations · 1 hit paper
63 papers, 1.6k citations indexed

About

Ruwan Ratnayake is a scholar working on Infectious Diseases, General Health Professions and Epidemiology. According to data from OpenAlex, Ruwan Ratnayake has authored 63 papers receiving a total of 1.6k indexed citations (citations by other indexed papers that have themselves been cited), including 18 papers in Infectious Diseases, 15 papers in General Health Professions and 15 papers in Epidemiology. Recurrent topics in Ruwan Ratnayake's work include Viral Infections and Outbreaks Research (14 papers), COVID-19 epidemiological studies (13 papers) and Health and Conflict Studies (11 papers). Ruwan Ratnayake is often cited by papers focused on Viral Infections and Outbreaks Research (14 papers), COVID-19 epidemiological studies (13 papers) and Health and Conflict Studies (11 papers). Ruwan Ratnayake collaborates with scholars based in United States, United Kingdom and Canada. Ruwan Ratnayake's co-authors include W. John Edmunds, Sam Abbott, Kevin van Zandvoort, Stefan Flasche, Paul S. Links, Rosalind M. Eggo, Timothy Russell, Christopher I Jarvis, Joel Hellewell and Adam J. Kucharski and has published in prestigious journals such as Science, The Lancet and SHILAP Revista de lepidopterología.

In The Last Decade

Ruwan Ratnayake

61 papers receiving 1.5k citations

Hit Papers

align trajectories sort by overperformance

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.

Heavy-tailed sexual contact networks and monkeypox epidemiology in the global outbreak, 2022

2022 112 citations Akira Endo, Sam Abbott et al. Science profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ruwan Ratnayake United States	22	425	411	296	283	282	63	1.6k
Amanda Kvalsvig New Zealand	20	328 0.8×	286 0.7×	260 0.9×	282 1.0×	151 0.5×	48	1.4k
Isaac Ghinai United States	16	374 0.9×	609 1.5×	221 0.7×	149 0.5×	266 0.9×	29	2.1k
Juliet Bedford United Kingdom	14	537 1.3×	633 1.5×	464 1.6×	257 0.9×	137 0.5×	37	2.1k
Faisal Shuaib Nigeria	21	242 0.6×	654 1.6×	167 0.6×	187 0.7×	290 1.0×	85	1.8k
Stella Chungong Switzerland	17	235 0.6×	482 1.2×	99 0.3×	216 0.8×	155 0.5×	33	1.3k
Nima Asgari‐Jirhandeh United Kingdom	15	330 0.8×	391 1.0×	223 0.8×	176 0.6×	230 0.8×	23	1.6k
Mohamed F. Jalloh United States	18	298 0.7×	400 1.0×	359 1.2×	164 0.6×	95 0.3×	65	1.3k
Y. Tony Yang United States	24	437 1.0×	346 0.8×	181 0.6×	515 1.8×	433 1.5×	157	2.5k
Mosoka Fallah United States	20	284 0.7×	668 1.6×	184 0.6×	169 0.6×	112 0.4×	76	1.2k
Ronald Olum Uganda	15	309 0.7×	435 1.1×	493 1.7×	139 0.5×	205 0.7×	76	1.3k

Countries citing papers authored by Ruwan Ratnayake

Since Specialization

Citations

This map shows the geographic impact of Ruwan Ratnayake'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 Ruwan Ratnayake with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ruwan Ratnayake more than expected).

Fields of papers citing papers by Ruwan Ratnayake

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ruwan Ratnayake. 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 Ruwan Ratnayake. The network helps show where Ruwan Ratnayake may publish in the future.

Co-authorship network of co-authors of Ruwan Ratnayake

This figure shows the co-authorship network connecting the top 25 collaborators of Ruwan Ratnayake. A scholar is included among the top collaborators of Ruwan Ratnayake 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 Ruwan Ratnayake. Ruwan Ratnayake is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Ciglenečki, Iza, et al.. (2023). Implementation of targeted cholera response activities, Cameroon. Bulletin of the World Health Organization. 101(3). 170–178. 4 indexed citations

Ratnayake, Ruwan, Raeda AbuAlRub, Nahla Al Ali, et al.. (2022). Rapidly adapted community health strategies to prevent treatment interruption and improve COVID-19 detection for Syrian refugees and the host population with hypertension and diabetes in Jordan. International Health. 15(6). 664–675. 3 indexed citations

Endo, Akira, Sam Abbott, Ruwan Ratnayake, et al.. (2022). Heavy-tailed sexual contact networks and monkeypox epidemiology in the global outbreak, 2022. Science. 378(6615). 90–94. 112 indexed citations breakdown →

Ratnayake, Ruwan, Francesco Checchi, Christopher I Jarvis, W. John Edmunds, & Flavio Finger. (2022). Inference is bliss: Simulation for power estimation for an observational study of a cholera outbreak intervention. PLoS neglected tropical diseases. 16(2). e0010163–e0010163.

Parmar, Parveen, et al.. (2021). Integrating community health volunteers into non-communicable disease management among Syrian refugees in Jordan: a causal loop analysis. BMJ Open. 11(4). e045455–e045455. 19 indexed citations

Ratnayake, Ruwan, et al.. (2021). Country differences in transmissibility, age distribution and case-fatality of SARS-CoV-2: a global ecological analysis. International Journal of Infectious Diseases. 114. 210–218. 8 indexed citations

Dahab, Maysoon, Kevin van Zandvoort, Stefan Flasche, et al.. (2020). COVID-19 control in low-income settings and displaced populations: what can realistically be done?. Conflict and Health. 14(1). 54–54. 114 indexed citations

Ratnayake, Ruwan, Raeda AbuAlRub, Nahla Al Ali, et al.. (2020). Access to Care and Prevalence of Hypertension and Diabetes Among Syrian Refugees in Northern Jordan. JAMA Network Open. 3(10). e2021678–e2021678. 23 indexed citations

Kuehne, Anna, Patrick Keating, Jonathan A. Polonsky, et al.. (2019). Event-based surveillance at health facility and community level in low-income and middle-income countries: a systematic review. BMJ Global Health. 4(6). e001878–e001878. 23 indexed citations

10.

Ratnayake, Ruwan, Trevor J. Shelton, Jonathan Wang, & Mauro Giordani. (2019). Hip abductor repair improves patient outcome, function, and satisfaction in patients without and with total hip arthroplasty. Journal of Orthopaedics. 17. 59–62. 5 indexed citations

11.

Ratnayake, Ruwan, Lara S. Ho, Rashid Ansumana, et al.. (2016). Improving Ebola infection prevention and control in primary healthcare facilities in Sierra Leone: a single-group pretest post-test, mixed-methods study. BMJ Global Health. 1(4). e000103–e000103. 10 indexed citations

12.

Ratnayake, Ruwan. (2015). Ensuring access for the most remote communities: An evaluation of an integrated community case management program in Kono District, Sierra Leone. 2015 APHA Annual Meeting & Expo (Oct. 31 - Nov. 4, 2015). 1 indexed citations

13.

Ratnayake, Ruwan. (2015). Rapid evaluation of the effectiveness of a community event-based surveillance system for Ebola virus disease in Sierra Leone. 2015 APHA Annual Meeting & Expo (Oct. 31 - Nov. 4, 2015). 1 indexed citations

14.

Ho, Lara S., et al.. (2015). Effects of a community scorecard on improving the local health system in Eastern Democratic Republic of Congo: qualitative evidence using the most significant change technique. Conflict and Health. 9(1). 27–27. 46 indexed citations

15.

Ratnayake, Ruwan, Olivier Degomme, Bayard Roberts, & Paul Spiegel. (2014). Conflict and Health: seven years of advancing science in humanitarian crises. Conflict and Health. 8(1). 7–7. 14 indexed citations

16.

Najjemba, Robinah, et al.. (2014). Integrated community case management: quality of care and adherence to medication in Beneshangul-Gumuz Region, Ethiopia.. PubMed. 52 Suppl 3. 83–90. 8 indexed citations

17.

Ratnayake, Ruwan, et al.. (2013). Measuring local determinants of acute malnutrition in Chad: a case-control study. The Lancet. 381. S144–S144. 8 indexed citations

18.

Guha‐Sapir, Debarati & Ruwan Ratnayake. (2009). Consequences of Ongoing Civil Conflict in Somalia: Evidence for Public Health Responses. PLoS Medicine. 6(8). e1000108–e1000108. 25 indexed citations

19.

Keightley, Michelle, et al.. (2009). Rehabilitation challenges for Aboriginal clients recovering from brain injury: A qualitative study engaging health care practitioners. Brain Injury. 23(3). 250–261. 19 indexed citations

20.

Ratnayake, Ruwan. (2008). Capacity-building for emerging problems in developing countries: intentional self-poisoning and pesticides. 2(2). 51–53. 1 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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