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C. Nickel · SciRah

Researcher profile · Semantic Scholar

C. Nickel

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C. Nickel — researcher profile on SciRah

h-index: 37
Works: 219
Citations: 4,862

Most-cited papers

Providing care for older adults in the Emergency Department: expert clinical recommendations from the European Task Force on Geriatric Emergency Medicine
J. Lucke, S. Mooijaart, P. Heeren, K. Singler +16 more
2021European Geriatric Medicine119 citations Open access
Semantic Scholar
Epidemiology of Severe Acute Respiratory Syndrome Coronavirus 2 Emergence Amidst Community-Acquired Respiratory Viruses
K. Leuzinger, T. Roloff, R. Gosert, K. Søgaard +14 more
2020Journal of Infectious Diseases81 citations Open access
Semantic Scholar
Frailty assessment in emergency medicine using the Clinical Frailty Scale: a scoping review
C. Fehlmann, C. Nickel, Emily Cino, Zinnia Al-Najjar +2 more
2022Internal and Emergency Medicine77 citations Open access
Semantic Scholar
Reproductive number of the COVID-19 epidemic in Switzerland with a focus on the Cantons of Basel-Stadt and Basel-Landschaft.
J. Sciré, S. Nadeau, T. Vaughan, G. Brupbacher +25 more
2020Swiss medical weekly68 citations Open access
Semantic Scholar
Community-acquired and hospital-acquired respiratory tract infection and bloodstream infection in patients hospitalized with COVID-19 pneumonia
K. Søgaard, V. Baettig, M. Osthoff, S. Marsch +14 more
2021Journal of Intensive Care65 citations Open access
Semantic Scholar
Machine learning for developing a prediction model of hospital admission of emergency department patients: Hype or hope?
A. D. de Hond, Wouter Raven, Laurens Schinkelshoek, M. Gaakeer +9 more
2021Int. J. Medical Informatics63 citations Open access
Semantic Scholar
The clinical frailty scale predicts 1‐year mortality in emergency department patients aged 65 years and older
M. Rueegg, S. K. Nissen, M. Brabrand, Tobias Kaeppeli +4 more
2022Academic Emergency Medicine55 citations Open access
Semantic Scholar
Deep learning-based automated detection of pulmonary embolism on CT pulmonary angiograms: No significant effects on report communication times and patient turnaround in the emergency department nine months after technical implementation.
Lena Schmuelling, Fabian C. Franzeck, C. Nickel, Gregory Mansella +7 more
2021European Journal of Radiology49 citations Open access
Semantic Scholar
Prognosis for older people at presentation to emergency department based on frailty and aggregated vital signs
Søren Kabell Nissen, M. Rueegg, C. Carpenter, Tobias Kaeppeli +6 more
2022Journal of The American Geriatrics Society44 citations Open access
Semantic Scholar
Age, comorbidity, frailty status: effects on disposition and resource allocation during the COVID-19 pandemic.
C. Nickel, M. Rueegg, H. Pargger, R. Bingisser
2020Swiss medical weekly43 citations Open access
Semantic Scholar
Emergency department management of older people living with frailty: a guide for emergency practitioners
Vera M Hogervorst, B. Buurman, A. de Jonghe, J. V. van Oppen +9 more
2021Emergency Medicine Journal38 citations Open access
Semantic Scholar
A European Research Agenda for Geriatric Emergency Medicine: a modified Delphi study
S. Mooijaart, C. Nickel, S. Conroy, J. Lucke +20 more
2020European Geriatric Medicine37 citations Open access
Semantic Scholar
Global Genomic Analysis of SARS-CoV-2 RNA Dependent RNA Polymerase Evolution and Antiviral Drug Resistance
A. Mari, T. Roloff, Madlen Stange, K. Søgaard +21 more
2021Microorganisms35 citations Open access
Semantic Scholar
SARS-CoV-2 outbreak in a tri-national urban area is dominated by a B.1 lineage variant linked to a mass gathering event
Madlen Stange, A. Mari, T. Roloff, H. Seth-Smith +18 more
2021PLoS Pathogens35 citations Open access
Semantic Scholar
SWAB team instead of SWAT team: Medical students as a frontline force during the COVID‐19 pandemic
J. Klasen, Andrea Meienberg, C. Nickel, R. Bingisser
2020Medical Education35 citations Open access
Semantic Scholar
Tranexamic Acid for Intracerebral Hemorrhage in Patients on Non-Vitamin K Antagonist Oral Anticoagulants (TICH-NOAC): A Multicenter, Randomized, Placebo-Controlled, Phase 2 Trial
A. Polymeris, G. Karwacki, B. Siepen, S. Schaedelin +24 more
2023Stroke34 citations Open access
Semantic Scholar
Epidemiology and precision of SARS‐CoV‐2 detection following lockdown and relaxation measures
K. Leuzinger, R. Gosert, K. Søgaard, Klaudia Naegele +17 more
2020medRxiv32 citations Open access
Semantic Scholar
The Impact of Age on Predictive Performance of National Early Warning Score at Arrival to Emergency Departments: Development and External Validation.
S. K. Nissen, Bart G. J. Candel, C. Nickel, E. de Jonge +4 more
2021Annals of Emergency Medicine31 citations Open access
Semantic Scholar
Translation of the updated clinical frailty scale 2.0 into Danish and implications for cross-sectoral reliability
A. Fournaise, S. K. Nissen, J. Lauridsen, J. Ryg +5 more
2021BMC Geriatrics28 citations Open access
Semantic Scholar
Characterising the epidemic spread of influenza A/H3N2 within a city through phylogenetics
N. Müller, Daniel Wüthrich, N. Goldman, Nadine Sailer +21 more
2020bioRxiv28 citations Open access
Semantic Scholar
The challenge of interprofessional collaboration in emergency department team triage - An interpretive description.
Thomas Dreher-Hummel, C. Nickel, D. Nicca, F. Grossmann
2020Journal of Advanced Nursing21 citations
Semantic Scholar
Emergency presentations of older patients living with frailty: Presenting symptoms compared with non-frail patients.
N. Simon, A. S. Jauslin, R. Bingisser, C. Nickel
2022American Journal of Emergency Medicine20 citations Open access
Semantic Scholar
Physicians’ Disease Severity Ratings are Non-Inferior to the Emergency Severity Index
R. Bingisser, S. Baerlocher, Tobias Kuster, Ricardo Nieves Ortega +1 more
2020Journal of Clinical Medicine20 citations Open access
Semantic Scholar
Rebound of Respiratory Virus Activity and Seasonality to Pre‐Pandemic Patterns
Rainer Gosert, Klaudia Naegele, Marvin W. Weiss, R. Bingisser +15 more
2025Journal of Medical Virology19 citations
Semantic Scholar
Mechanical Thrombectomy Versus Best Medical Treatment in the Late Time Window in Non-DEFUSE-Non-DAWN Patients: A Multicenter Cohort Study
T. Dittrich, P. Sporns, Lilian Kriemler, Salome Rudin +27 more
2023Stroke18 citations Open access
Semantic Scholar
Development and External Validation of the International Early Warning Score for Improved Age- and Sex-Adjusted In-Hospital Mortality Prediction in the Emergency Department
Bart G. J. Candel, S. K. Nissen, C. Nickel, Wouter Raven +7 more
2023Critical Care Medicine18 citations Open access
Semantic Scholar
Association of Frailty with Adverse Outcomes in Patients with Suspected COVID-19 Infection
N. Simon, A. S. Jauslin, M. Rueegg, R. Twerenbold +7 more
2021Journal of Clinical Medicine18 citations Open access
Semantic Scholar
A fast emergency department triage score based on mobility, mental status and oxygen saturation compared with the emergency severity index: a prospective cohort study
Henk B. Riedel, Tanguy Espejo, R. Bingisser, J. Kellett +1 more
2023QJM : monthly journal of the Association of Physicians17 citations Open access
Semantic Scholar
The association between presenting complaints and clinical outcomes in emergency department patients of different age categories
Wouter Raven, Elisa M. P. van den Hoven, M. Gaakeer, E. ter Avest +8 more
2021European journal of emergency medicine16 citations Open access
Semantic Scholar
Multicenter Evaluation of the QIAstat‐Dx and the BioFire Multiplex Panel Tests for the Detection of Respiratory Pathogens
Rainer Gosert, Roger Koller, Jakob Meyer, Sarah Dräger +8 more
2024Journal of Medical Virology15 citations Open access
Semantic Scholar
Ability of pain scoring scales to differentiate between patients desiring analgesia and those who do not in the emergency department.
Li-Anne Schweizer, R. Sieber, C. Nickel, Bruno Minotti
2022American Journal of Emergency Medicine15 citations
Semantic Scholar
Comparing the utility of clinical risk scores and integrated clinical judgement in patients with suspected acute coronary syndrome
M. Meier, J. Boeddinghaus, T. Nestelberger, L. Koechlin +19 more
2023European heart journal. Acute cardiovascular care14 citations Open access
Semantic Scholar
Identifying Appropriate Nursing Home Resources to Reduce Fall-Related Emergency Department Transfers.
R. Guerbaai, R. Kressig, A. Zeller, M. Tröger +6 more
2022Journal of the American Medical Directors Association13 citations Open access
Semantic Scholar
Comparing Immunoassays for SARS-CoV-2 Antibody Detection in Patients with and without Laboratory-Confirmed SARS-CoV-2 Infection
K. Leuzinger, M. Osthoff, Sarah Dräger, H. Pargger +10 more
2021Journal of Clinical Microbiology13 citations Open access
Semantic Scholar
Diagnoses and mortality among prehospital emergency patients calling 112 with unclear problems: a population-based cohort study from Denmark
S. Ibsen, Karoline Bjerg Dam-Huus, C. Nickel, E. Christensen +1 more
2022Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine12 citations Open access
Semantic Scholar
Incidental CT Findings in the Elderly with Low-Energy Falls: Prevalence and Implications
Sandra Niedermeier, Rebecca Wania, Alina Lampart, R. Stahl +7 more
2022Diagnostics12 citations Open access
Semantic Scholar
Assessing Physiologic Reserve and Frailty in the Older Emergency Department Patient: Should the Paradigm Change?
C. Nickel, J. Kellett
2023Clinics in Geriatric Medicine11 citations
Semantic Scholar
Intravenous acetaminophen does not reduce morphine use for pain relief in emergency department patients: A multicenter, randomized, double‐blind, placebo‐controlled trial
Bruno Minotti, Gregory Mansella, R. Sieber, A. Ott +2 more
2022Academic Emergency Medicine11 citations Open access
Semantic Scholar
COVID-19 Triage and Test Center: Safety, Feasibility, and Outcomes of Low-Threshold Testing
Gregory Mansella, M. Rueegg, A. Widmer, S. Tschudin-Sutter +12 more
2020Journal of Clinical Medicine11 citations Open access
Semantic Scholar
Mortality risk for different presenting complaints amongst older patients assessed with the Manchester triage system
J. Lucke, S. Mooijaart, S. Conroy, L. C. Blomaard +2 more
2021European Geriatric Medicine10 citations
Semantic Scholar
Determinants of SARS-CoV-2 transmission to guide vaccination strategy in a city
S. Brüningk, J. Klatt, Madlen Stange, A. Mari +27 more
2020medRxiv10 citations Open access
Semantic Scholar
A simple prognostic score predicts one‐year mortality of alert and calm emergency department patients: A prospective two‐center observational study
C. Nickel, J. Kellett, Ricardo Nieves Ortega, L. Lyngholm +4 more
2020International journal of clinical practice10 citations Open access
Semantic Scholar
Status of physician education in emergency medicine in four European countries: no primary specialty yet
M. Möckel, C. Nickel, W. Behringer, B. Backus
2021European journal of emergency medicine9 citations Open access
Semantic Scholar
Epidemiology of SARS-CoV-2 Emergence Amidst Community-Acquired Respiratory Viruses
K. Leuzinger, T. Roloff, R. Gosert, K. Soegaard +14 more
2020medRxiv9 citations Open access
Semantic Scholar
Efficacy and safety of digoxin in acute heart failure triggered by tachyarrhythmia
S. Shrestha, P. López-Ayala, I. Schaefer, Svetlana S. Nardiello +13 more
2022Journal of Internal Medicine8 citations Open access
Semantic Scholar
Mechanical thrombectomy for large vessel occlusion between 6 and 24 h: outcome comparison of DEFUSE-3/DAWN eligible versus non-eligible patients
T. Dittrich, P. Sporns, Lilian Kriemler, Salome Rudin +27 more
2022International Journal of Stroke8 citations
Semantic Scholar
SARS-CoV-2 phylogeny during the early outbreak in the Basel area, Switzerland: import and spread dominated by a single B.1 lineage variant (C15324T)
Madlen Stange, A. Mari, T. Roloff, H. Seth-Smith +18 more
2020medRxiv8 citations Open access
Semantic Scholar
Human neutrophil lipocalin, procalcitonin, c-reactive protein, and leucocyte count for prediction of bacterial sepsis in emergency department patients
Jonathan Benhamou, Ricardo Nieves-Ortega, C. Nickel, Alina Lampart +6 more
2025Scandinavian Journal of Trauma, Resuscitation and Emergency Medicine7 citations Open access
Semantic Scholar
Prognostic value of cognitive impairment, assessed by the Clock Drawing Test, in emergency department patients presenting with non-specific complaints.
Tanguy Espejo, N. Wagner, Henk B. Riedel, Julia Karakoumis +3 more
2024European journal of internal medicine7 citations Open access
Semantic Scholar
Medical students’ perceptions of learning and working on the COVID-19 frontlines: ‘… a confirmation that I am in the right place professionally’
J. Klasen, Zoe Schoenbaechler, B. Bogie, A. Meienberg +3 more
2021medRxiv7 citations Open access
Semantic Scholar

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