A
Alan Karthikesalingam
Researcher at Google
Publications - 180
Citations - 12926
Alan Karthikesalingam is an academic researcher from Google. The author has contributed to research in topics: Endovascular aneurysm repair & Abdominal aortic aneurysm. The author has an hindex of 49, co-authored 170 publications receiving 8980 citations. Previous affiliations of Alan Karthikesalingam include St George's Hospital & University of London.
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Journal ArticleDOI
A Systematic Review of Predictors of Reintervention After EVAR: Guidance for Risk-Stratified Surveillance.
Shaneel R. Patel,Chris Allen,Matthew J. Grima,Jack Brownrigg,Benjamin O. Patterson,Peter J. Holt,Matt M. Thompson,Alan Karthikesalingam +7 more
TL;DR: Existing data on predictors of post-EVAR complications are generally of poor quality and largely derived from retrospective studies, and there is a need to refine risk prediction for EVAR failure and to conduct prospective comparative studies of personalized surveillance with standard practice.
Journal ArticleDOI
The impact of endovascular aneurysm repair on mortality for elective abdominal aortic aneurysm repair in England and the United States.
Alan Karthikesalingam,Peter J. Holt,Alberto Vidal-Diez,Sandeep S. Bahia,Benjamin O. Patterson,Robert J. Hinchliffe,Matthew M Thompson +6 more
TL;DR: In-hospital survival and the uptake of EVAR are lower in England than in the United States, and mortality was lowest in high-caseload centers performing a greater proportion of cases with endovascular repair.
Journal ArticleDOI
A quality assessment tool for artificial intelligence-centered diagnostic test accuracy studies : QUADAS-AI
Viknesh Sounderajah,Hutan Ashrafian,Sherri Rose,Nigam H. Shah,Marzyeh Ghassemi,Robert M. Golub,Charles E. Kahn,Andre Esteva,Alan Karthikesalingam,Bilal A. Mateen,Dale R. Webster,Dan Milea,Daniel S W Ting,Darren Treanor,Dominic Cushnan,Dominic King,Duncan McPherson,Ben Glocker,Felix Greaves,Leanne Harling,Johan Ordish,Jérémie F. Cohen,Jon Deeks,Mariska M.G. Leeflang,Matthew Diamond,Matthew D. F. McInnes,Melissa D McCradden,Michael D. Abràmoff,Pasha Normahani,Sheraz R. Markar,Stephanie Chang,Xiaoxuan Liu,Xiaoxuan Liu,Susan Mallett,Shravya Shetty,Alastair K Denniston,Alastair K Denniston,Gary S. Collins,David Moher,Penny Whiting,Patrick M.M. Bossuyt,Ara Darzi +41 more
Journal ArticleDOI
Aortic rupture and sac expansion after endovascular repair of abdominal aortic aneurysm.
Peter J. Holt,Alan Karthikesalingam,Benjamin O. Patterson,T. Ghatwary,Robert J. Hinchliffe,I.M. Loftus,Matt M. Thompson +6 more
TL;DR: Increased expertise in endograft technology, case selection and postoperative reintervention has created a need for reappraisal of the longer‐term efficacy of EVAR using contemporary data.
Journal ArticleDOI
Using multiple classifiers for predicting the risk of endovascular aortic aneurysm repair re-intervention through hybrid feature selection.
Omneya Attallah,Omneya Attallah,Alan Karthikesalingam,Peter J. E. Holt,Matt M. Thompson,Rob D. Sayers,Matthew J. Bown,Eddie C. Choke,Xianghong Ma +8 more
TL;DR: A new hybrid feature selection method is proposed which presents a solution to high level censoring and outperformed individual classifiers and variable selection methods based on Cox’s model such as Akaike and Bayesian information criterions and least absolute shrinkage and selector operator in p values of the log-rank test, sensitivity, and concordance index.