Christopher Pennell

707 total citations · 1 hit paper
22 papers, 443 citations indexed

About

Christopher Pennell is a scholar working on Surgery, Emergency Medicine and Neurology. According to data from OpenAlex, Christopher Pennell has authored 22 papers receiving a total of 443 indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Surgery, 10 papers in Emergency Medicine and 3 papers in Neurology. Recurrent topics in Christopher Pennell's work include Trauma and Emergency Care Studies (4 papers), Appendicitis Diagnosis and Management (4 papers) and Cardiac, Anesthesia and Surgical Outcomes (3 papers). Christopher Pennell is often cited by papers focused on Trauma and Emergency Care Studies (4 papers), Appendicitis Diagnosis and Management (4 papers) and Cardiac, Anesthesia and Surgical Outcomes (3 papers). Christopher Pennell collaborates with scholars based in United States, United Kingdom and Grenada. Christopher Pennell's co-authors include Peter McCulloch, Allison Hirst, Riaz Agha, Art Sedrakyan, Yiannis Philippou, Angelos G. Kolias, Jonathan Cook, Joshua M. Feinberg, Maroeska M. Rovers and Philipp Dahm and has published in prestigious journals such as The Lancet, SHILAP Revista de lepidopterología and Annals of Surgery.

In The Last Decade

Christopher Pennell

20 papers receiving 441 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.

No Surgical Innovation Without Evaluation

2018 230 citations Allison Hirst, Yiannis Philippou et al. Annals of Surgery profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Christopher Pennell United States	8	224	94	85	79	61	22	443
Thomas W. Emmett United States	14	131 0.6×	128 1.4×	87 1.0×	168 2.1×	101 1.7×	18	671
Markus K. Diener Germany	10	318 1.4×	108 1.1×	120 1.4×	150 1.9×	76 1.2×	22	599
Alla Iansavichene Canada	13	134 0.6×	113 1.2×	45 0.5×	46 0.6×	92 1.5×	29	497
Tyler McKechnie Canada	14	377 1.7×	68 0.7×	61 0.7×	160 2.0×	121 2.0×	98	655
Kelley Tipton United States	10	100 0.4×	69 0.7×	27 0.3×	87 1.1×	42 0.7×	22	376
Alexandria Brackett United States	11	69 0.3×	101 1.1×	57 0.7×	52 0.7×	77 1.3×	48	437
Issam Koleilat United States	13	154 0.7×	125 1.3×	89 1.0×	90 1.1×	80 1.3×	55	556
Beiqun Zhao United States	14	243 1.1×	125 1.3×	59 0.7×	137 1.7×	88 1.4×	39	487
Kyle G. Cologne United States	12	297 1.3×	85 0.9×	64 0.8×	140 1.8×	95 1.6×	52	497
Matthew C. Miller United States	16	221 1.0×	136 1.4×	47 0.6×	132 1.7×	21 0.3×	46	689

Countries citing papers authored by Christopher Pennell

Since Specialization

Citations

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

Fields of papers citing papers by Christopher Pennell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Christopher Pennell

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

Papillon, Stephanie, et al.. (2023). Derivation and Validation of a Machine Learning Algorithm for Predicting Venous Thromboembolism in Injured Children. Journal of Pediatric Surgery. 58(6). 1200–1205. 2 indexed citations

Papillon, Stephanie, L. Grier Arthur, Christopher Pennell, et al.. (2022). Obesity is not associated with increased resource utilization or morbidity in patients undergoing appendectomy. Journal of Pediatric Surgery. 58(4). 648–650. 1 indexed citations

Pennell, Christopher, et al.. (2021). Pediatric Covid-19 mesenteric lymphoid hyperplasia associated intussusception: A case report and literature review. Journal of Pediatric Surgery Case Reports. 73. 101988–101988. 8 indexed citations

Pennell, Christopher, et al.. (2021). Utility of skull radiographs in infants undergoing 3D head CT during evaluation for physical abuse. Journal of Pediatric Surgery. 56(6). 1180–1184. 7 indexed citations

Pennell, Christopher, et al.. (2021). Actinomycosis. International Journal of Surgery Case Reports. 85(C). 106227–106227.

Pennell, Christopher, et al.. (2021). Preoperative Embolization Facilitates Segmental Resection of Pulmonary Sequestration in an Infant. SHILAP Revista de lepidopterología. 9(1). e1–e4.

Pennell, Christopher, et al.. (2020). Adherence to PECARN criteria in children transferred to a pediatric trauma center: An opportunity for improvement?. The American Journal of Emergency Medicine. 38(7). 1546.e1–1546.e4. 3 indexed citations

Pennell, Christopher, et al.. (2020). Risk assessment for intra-abdominal injury following blunt trauma in children: Derivation and validation of a machine learning model. The Journal of Trauma: Injury, Infection, and Critical Care. 89(1). 153–159. 13 indexed citations

Hartman, Heather A., Christopher Pennell, Stephen C. Aronoff, & L. Grier Arthur. (2020). Effect of Feeding Strategies on the Development of Fulminant Necrotizing Enterocolitis. European Journal of Pediatric Surgery. 31(1). 49–53. 4 indexed citations

10.

Pennell, Christopher, et al.. (2020). A Standardized Protocol for Cervical Spine Evaluation in Children Reduces Imaging Utilization: A Pilot Study of the Pediatric Cervical Spine Clearance Working Group Protocol. Journal of Pediatric Orthopaedics. 40(8). e780–e784. 10 indexed citations

11.

Pennell, Christopher, et al.. (2020). A Standardized Protocol for the Management of Appendicitis in Children Reduces Resource Utilization. Pediatric Quality and Safety. 5(6). e357–e357. 8 indexed citations

12.

Woodward, Matthew, Christopher Pennell, Helen Higham, et al.. (2018). Improving emergency surgical care for patients with right iliac fossa pain at a regional scale: A quality improvement study using the Supported Champions implementation strategy. International Journal of Surgery. 57. 105–110. 2 indexed citations

13.

McCulloch, Peter, Yiannis Philippou, Angelos G. Kolias, et al.. (2018). Progress in clinical research in surgery and IDEAL. The Lancet. 392(10141). 88–94. 54 indexed citations

14.

Hirst, Allison, Yiannis Philippou, Jane Blazeby, et al.. (2018). No Surgical Innovation Without Evaluation. Annals of Surgery. 269(2). 211–220. 230 indexed citations breakdown →

15.

Pennell, Christopher, et al.. (2017). A before–after study of multidisciplinary Out-of-Hours handover: combining management and frontline efforts to create sustainable improvement. International Journal for Quality in Health Care. 29(2). 228–233. 3 indexed citations

16.

Pennell, Christopher, Allison Hirst, Art Sedrakyan, & Peter McCulloch. (2016). Adapting the IDEAL Framework and Recommendations for medical device evaluation: A modified Delphi survey. International Journal of Surgery. 28. 141–148. 23 indexed citations

17.

Pennell, Christopher, Allison Hirst, William B. Campbell, et al.. (2016). Practical guide to the Idea, Development and Exploration stages of the IDEAL Framework and Recommendations. British journal of surgery. 103(5). 607–615. 58 indexed citations

18.

Pennell, Christopher & Peter McCulloch. (2015). The Effectiveness of Public Simulated Oral Examinations in Preparation for the American Board of Surgery Certifying Examination: A Systematic Review. Journal of surgical education. 72(5). 1026–1031. 7 indexed citations

19.

Pennell, Christopher, et al.. (2011). Multidisciplinary Approach to the Management of an Extracranial Internal Carotid Artery Aneurysm Approaching the Base of the Skull in a Young Patient. Annals of Vascular Surgery. 25(5). 699.e5–699.e8. 3 indexed citations

20.

Loukas, Marios, Christopher Pennell, R. Shane Tubbs, & Aaron Cohen‐Gadol. (2010). Sir John Struthers (1823–1899) and His Ligament and Arcade. Neurosurgery. 66(6). 1170–1173. 5 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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