Mohammed Ansari

23.1k total citations · 2 hit papers
72 papers, 2.9k citations indexed

About

Mohammed Ansari is a scholar working on Statistics, Probability and Uncertainty, Surgery and Economics and Econometrics. According to data from OpenAlex, Mohammed Ansari has authored 72 papers receiving a total of 2.9k indexed citations (citations by other indexed papers that have themselves been cited), including 22 papers in Statistics, Probability and Uncertainty, 17 papers in Surgery and 14 papers in Economics and Econometrics. Recurrent topics in Mohammed Ansari's work include Meta-analysis and systematic reviews (22 papers), Health Systems, Economic Evaluations, Quality of Life (13 papers) and Delphi Technique in Research (6 papers). Mohammed Ansari is often cited by papers focused on Meta-analysis and systematic reviews (22 papers), Health Systems, Economic Evaluations, Quality of Life (13 papers) and Delphi Technique in Research (6 papers). Mohammed Ansari collaborates with scholars based in Canada, United States and United Kingdom. Mohammed Ansari's co-authors include Alexander Tsertsvadze, Lisa Hartling, Michele P Hamm, Donna M Dryden, Andrea Milne, Ben Vandermeer, Holger J. Schünemann, Joerg J Meerpohl, Gerald Gartlehner and Reem A. Mustafa and has published in prestigious journals such as Annals of Internal Medicine, PLoS ONE and Pain.

In The Last Decade

Mohammed Ansari

69 papers receiving 2.8k 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.

The GRADE Working Group clarifies the construct of certainty of evidence

2017 468 citations Monica Hultcrantz, David M. Rind et al. Journal of Clinical Epidemiology profile →
Testing the Newcastle Ottawa Scale showed low reliability between individual reviewers

2013 324 citations Lisa Hartling, Andrea Milne et al. Journal of Clinical Epidemiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Mohammed Ansari Canada	22	612	432	358	291	288	72	2.9k
Athina Tatsioni Greece	27	475 0.8×	536 1.2×	233 0.7×	240 0.8×	227 0.8×	96	2.8k
Shanil Ebrahim Canada	27	468 0.8×	245 0.6×	243 0.7×	373 1.3×	457 1.6×	58	2.6k
Michaela Eikermann Germany	27	777 1.3×	685 1.6×	354 1.0×	483 1.7×	312 1.1×	47	3.0k
Tammy Clifford Canada	28	388 0.6×	357 0.8×	297 0.8×	412 1.4×	404 1.4×	71	3.7k
Elise Berliner United States	17	376 0.6×	399 0.9×	332 0.9×	366 1.3×	135 0.5×	33	2.1k
Suzanne L. West United States	27	551 0.9×	502 1.2×	186 0.5×	382 1.3×	205 0.7×	66	3.6k
Radha Gopalan United States	10	483 0.8×	392 0.9×	688 1.9×	288 1.0×	460 1.6×	45	2.8k
Robin Harbour United Kingdom	12	547 0.9×	584 1.4×	263 0.7×	455 1.6×	130 0.5×	17	2.6k
Rong Chu Canada	13	279 0.5×	454 1.1×	255 0.7×	490 1.7×	202 0.7×	19	2.8k
Irma Klerings Austria	22	356 0.6×	280 0.6×	172 0.5×	452 1.6×	245 0.9×	74	3.1k

Countries citing papers authored by Mohammed Ansari

Since Specialization

Citations

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

Fields of papers citing papers by Mohammed Ansari

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Mohammed Ansari

This figure shows the co-authorship network connecting the top 25 collaborators of Mohammed Ansari. A scholar is included among the top collaborators of Mohammed Ansari 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 Mohammed Ansari. Mohammed Ansari 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

Daly, Shaun, S. Saravana Kumar, Amelia T. Collings, et al.. (2024). SAGES guidelines for the surgical treatment of hiatal hernias. Surgical Endoscopy. 38(9). 4765–4775. 10 indexed citations

Hanna, Nader M., S. Saravana Kumar, Amelia T. Collings, et al.. (2024). Correction: Management of symptomatic, asymptomatic, and recurrent hiatal hernia: a systematic review and meta-analysis. Surgical Endoscopy. 38(6). 3486–3486. 1 indexed citations

Collings, Amelia T., D. Rohan Jeyarajah, Nader M. Hanna, et al.. (2022). SAGES 2022 guidelines regarding the use of laparoscopy in the era of COVID-19. Surgical Endoscopy. 36(5). 2723–2733. 10 indexed citations

Cuello‐García, Carlos A., Nancy Santesso, Rebecca L. Morgan, et al.. (2021). GRADE guidance 24 optimizing the integration of randomized and non-randomized studies of interventions in evidence syntheses and health guidelines. Journal of Clinical Epidemiology. 142. 200–208. 82 indexed citations

Jeyaraman, Maya M., Nameer Al‐Yousif, Reid Robson, et al.. (2020). Inter-rater reliability and validity of risk of bias instrument for non-randomized studies of exposures: a study protocol. Systematic Reviews. 9(1). 32–32. 19 indexed citations

Jeyaraman, Maya M., Rasheda Rabbani, Nameer Al‐Yousif, et al.. (2020). Inter-rater reliability and concurrent validity of ROBINS-I: protocol for a cross-sectional study. Systematic Reviews. 9(1). 12–12. 15 indexed citations

Alper, Brian S., Peter Oettgen, Ilkka Kunnamo, et al.. (2019). Defining certainty of net benefit: a GRADE concept paper. BMJ Open. 9(6). e027445–e027445. 29 indexed citations

Hultcrantz, Monica, Reem A. Mustafa, Mariska Leeflang, et al.. (2019). Defining ranges for certainty ratings of diagnostic accuracy: a GRADE concept paper. Journal of Clinical Epidemiology. 117. 138–148. 21 indexed citations

Walls, Gerard, et al.. (2018). Predicting Outcomes From Radical Radiotherapy for Non-small Cell Lung Cancer: A Systematic Review of the Existing Literature. Frontiers in Oncology. 8. 112–112. 10 indexed citations

10.

Seliga‐Siwecka, Joanna, et al.. (2018). Should empiric antibiotic therapy be withheld when aetiology of preterm birth is non-infectious? A protocol for a systematic review. BMJ Open. 8(4). e018782–e018782. 2 indexed citations

11.

Morgan, Rebecca L., Kristina A. Thayer, Nancy Santesso, et al.. (2018). A risk of bias instrument for non-randomized studies of exposures: A users' guide to its application in the context of GRADE. Environment International. 122. 168–184. 174 indexed citations

12.

Hultcrantz, Monica, David M. Rind, Elie A. Akl, et al.. (2017). The GRADE Working Group clarifies the construct of certainty of evidence. Journal of Clinical Epidemiology. 87. 4–13. 468 indexed citations breakdown →

13.

Eipe, Naveen, John Penning, Fatemeh Yazdi, et al.. (2015). Perioperative use of pregabalin for acute pain—a systematic review and meta-analysis. Pain. 156(7). 1284–1300. 107 indexed citations

14.

Hamel, Candyce, Adrienne Stevens, Kavita Singh, et al.. (2014). Do sugar-sweetened beverages cause adverse health outcomes in adults? A systematic review protocol. Systematic Reviews. 3(1). 108–108. 18 indexed citations

15.

Gaudet, Laura, Kavita Singh, Laura Weeks, et al.. (2012). Effectiveness of Terbutaline Pump for the Prevention of Preterm Birth. A Systematic Review and Meta-Analysis. PLoS ONE. 7(2). e31679–e31679. 11 indexed citations

16.

Hartling, Lisa, Michele P Hamm, Andrea Milne, et al.. (2012). Testing the Risk of Bias tool showed low reliability between individual reviewers and across consensus assessments of reviewer pairs. Journal of Clinical Epidemiology. 66(9). 973–981. 121 indexed citations

17.

Gaudet, Laura, Kavita Singh, Laura Weeks, et al.. (2011). Grey Literature Search. AIDS Research and Human Retroviruses. 33(3). 228–229. 1 indexed citations

18.

Loit, Evelin, Andrea C. Tricco, Sophia Tsouros, et al.. (2011). Pre-analytic and analytic sources of variations in thiopurine methyltransferase activity measurement in patients prescribed thiopurine-based drugs: A systematic review. Clinical Biochemistry. 44(10-11). 751–757. 11 indexed citations

19.

Shamliyan, Tatyana, Robert L Kane, Mohammed Ansari, et al.. (2010). Development quality criteria to evaluate nontherapeutic studies of incidence, prevalence, or risk factors of chronic diseases: pilot study of new checklists. Journal of Clinical Epidemiology. 64(6). 637–657. 119 indexed citations

20.

Ansari, Mohammed, et al.. (2006). APPLICATION OF QUANTILE REGRESSION IN MENTAL HEALTH ANALYSIS. Social Welfare Quarterly. 5(20). 49–60.

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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