{"id":"https://openalex.org/A5039535682","orcid":"https://orcid.org/0000-0003-2291-5044","observed_orcids":["https://orcid.org/0000-0003-2291-5044"],"display_name":"Nikhil Sahdev","raw_author_names":["N Sahdev","Nikhil Sahdev","Sahdev Nikhil","Sahdev, Nikhil"],"full_name":"Nikhil Sahdev","works_count":19,"cited_by_count":1324,"summary_stats":{"2yr_mean_citedness":1.3333333333333333,"h_index":5,"i10_index":4},"ids":{"openalex":"https://openalex.org/A5039535682","orcid":"https://orcid.org/0000-0003-2291-5044","observed_orcids":["https://orcid.org/0000-0003-2291-5044"]},"affiliations":[{"institution":{"id":"https://openalex.org/I124357947","ror":"https://ror.org/04cw6st05","display_name":"University of London","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947"]},"years":[2018]},{"institution":{"id":"https://openalex.org/I1310053265","ror":"https://ror.org/0001ke483","display_name":"St George's Hospital","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1310053265","https://openalex.org/I2801196673"]},"years":[2026]},{"institution":{"id":"https://openalex.org/I153355300","ror":"https://ror.org/056ffv270","display_name":"Imperial College Healthcare NHS Trust","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I153355300"]},"years":[2025,2023,2022]},{"institution":{"id":"https://openalex.org/I165862685","ror":"https://ror.org/040f08y74","display_name":"St George's, University of London","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I165862685","https://openalex.org/I4401726869"]},"years":[2020,2018,2017]},{"institution":{"id":"https://openalex.org/I2800036501","ror":"https://ror.org/02218z997","display_name":"Royal Brompton & Harefield NHS Foundation Trust","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2800036501"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I2801196673","ror":"https://ror.org/039zedc16","display_name":"St George\u2019s University Hospitals NHS Foundation Trust","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2801196673"]},"years":[2020]},{"institution":{"id":"https://openalex.org/I2801748203","ror":"https://ror.org/05jg8yp15","display_name":"Hammersmith Hospital","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I153355300","https://openalex.org/I2801748203"]},"years":[2025,2022]},{"institution":{"id":"https://openalex.org/I2802782613","ror":"https://ror.org/04fwa4t58","display_name":"Harefield Hospital","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I2800036501","https://openalex.org/I2802782613"]},"years":[2022]},{"institution":{"id":"https://openalex.org/I4210098291","ror":"https://ror.org/00x444s43","display_name":"Homerton University Hospital","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I4210098291","https://openalex.org/I4210112187"]},"years":[2021]},{"institution":{"id":"https://openalex.org/I47508984","ror":"https://ror.org/041kmwe10","display_name":"Imperial College London","country_code":"GB","type":"education","lineage":["https://openalex.org/I47508984"]},"years":[2024]}],"last_known_institutions":[{"id":"https://openalex.org/I1310053265","ror":"https://ror.org/0001ke483","display_name":"St George's Hospital","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1310053265","https://openalex.org/I2801196673"]}],"topics":[{"id":"https://openalex.org/T11055","display_name":"Cardiac and Coronary Surgery Techniques","count":4,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10041","display_name":"COVID-19 Clinical Research Studies","count":3,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10172","display_name":"Cardiac Valve Diseases and Treatments","count":3,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10217","display_name":"Cardiac electrophysiology and arrhythmias","count":3,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10118","display_name":"SARS-CoV-2 and COVID-19 Research","count":2,"subfield":{"id":"https://openalex.org/subfields/2725","display_name":"Infectious Diseases"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11892","display_name":"Kawasaki Disease and Coronary Complications","value":1.93e-05,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T12800","display_name":"Musculoskeletal synovial abnormalities and treatments","value":1.79e-05,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T13328","display_name":"Osteomyelitis and Bone Disorders Research","value":1.52e-05,"subfield":{"id":"https://openalex.org/subfields/2745","display_name":"Rheumatology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11055","display_name":"Cardiac and Coronary Surgery Techniques","value":1.41e-05,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11064","display_name":"Antiplatelet Therapy and Cardiovascular Diseases","value":1.4e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","score":0.9804999828338623},{"id":"168563851","wikidata":"https://www.wikidata.org/wiki/Q1436668","display_name":"Randomized controlled trial","score":0.6944673657417297},{"id":"126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","score":0.6472590565681458},{"id":"164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","score":0.6375351548194885},{"id":"141071460","wikidata":"https://www.wikidata.org/wiki/Q40821","display_name":"Surgery","score":0.5844300985336304}],"counts_by_year":[{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2018,"works_count":4,"oa_works_count":1,"cited_by_count":5},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2020,"works_count":3,"oa_works_count":3,"cited_by_count":15},{"year":2021,"works_count":3,"oa_works_count":3,"cited_by_count":375},{"year":2022,"works_count":3,"oa_works_count":1,"cited_by_count":429},{"year":2023,"works_count":2,"oa_works_count":1,"cited_by_count":237},{"year":2024,"works_count":1,"oa_works_count":0,"cited_by_count":127},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":83},{"year":2026,"works_count":1,"oa_works_count":1,"cited_by_count":46}],"display_name_alternatives":["N Sahdev","Nikhil Sahdev","Sahdev Nikhil","Sahdev, Nikhil"],"block_key":"n sahdev","works_api_url":"https://api.openalex.org/works?filter=author.id:A5039535682","awards_count":0,"awards_api_url":"https://api.openalex.org/awards?filter=investigators.author.id:A5039535682","updated_date":"2026-11-12T13:17:38","created_date":"2017-10-06T00:00:00"}
