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Karl A Holden
Karl A Holden
Clinical Research Fellow in Children's Respiratory Health
Verified email at liverpool.ac.uk
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Cited by
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Year
Features of 20 133 UK patients in hospital with covid-19 using the ISARIC WHO Clinical Characterisation Protocol: prospective observational cohort study
AB Docherty, EM Harrison, CA Green, HE Hardwick, R Pius, L Norman, ...
bmj 369, 2020
34972020
Risk stratification of patients admitted to hospital with covid-19 using the ISARIC WHO Clinical Characterisation Protocol: development and validation of the 4C Mortality Score
SR Knight, A Ho, R Pius, I Buchan, G Carson, TM Drake, J Dunning, ...
bmj 370, 2020
10722020
Clinical characteristics of children and young people admitted to hospital with covid-19 in United Kingdom: prospective multicentre observational cohort study
OV Swann, KA Holden, L Turtle, L Pollock, CJ Fairfield, TM Drake, S Seth, ...
bmj 370, 2020
7292020
Features of 16,749 hospitalised UK patients with COVID-19 using the ISARIC WHO Clinical Characterisation Protocol
AB Docherty, EM Harrison, CA Green, H Hardwick, R Pius, L Norman, ...
MedRxiv, 2020.04. 23.20076042, 2020
4502020
Co-infections, secondary infections, and antimicrobial use in patients hospitalised with COVID-19 during the first pandemic wave from the ISARIC WHO CCP-UK study: a multicentre …
CD Russell, CJ Fairfield, TM Drake, L Turtle, RA Seaton, DG Wootton, ...
The Lancet Microbe 2 (8), e354-e365, 2021
3222021
Long Covid in adults discharged from UK hospitals after Covid-19: A prospective, multicentre cohort study using the ISARIC WHO Clinical Characterisation Protocol
L Sigfrid, TM Drake, E Pauley, EC Jesudason, P Olliaro, WS Lim, ...
The Lancet Regional Health–Europe 8, 2021
3182021
Development and validation of the ISARIC 4C Deterioration model for adults hospitalised with COVID-19: a prospective cohort study
RK Gupta, EM Harrison, A Ho, AB Docherty, SR Knight, M van Smeden, ...
The Lancet Respiratory Medicine 9 (4), 349-359, 2021
2312021
European Respiratory Society clinical practice guidelines for the diagnosis of asthma in children aged 5–16 years
EA Gaillard, CE Kuehni, S Turner, M Goutaki, KA Holden, CCM de Jong, ...
European respiratory journal 58 (5), 2021
1972021
Risk of adverse outcomes in patients with underlying respiratory conditions admitted to hospital with COVID-19: a national, multicentre prospective cohort study using the …
CI Bloom, TM Drake, AB Docherty, BJ Lipworth, SL Johnston, ...
The Lancet Respiratory Medicine 9 (7), 699-711, 2021
1782021
Characterisation of in-hospital complications associated with COVID-19 using the ISARIC WHO Clinical Characterisation Protocol UK: a prospective, multicentre cohort study
TM Drake, AM Riad, CJ Fairfield, C Egan, SR Knight, R Pius, ...
The Lancet 398 (10296), 223-237, 2021
1582021
ISARIC4C investigators. Risk stratification of patients admitted to hospital with covid-19 using the ISARIC WHO Clinical Characterisation Protocol: development and validation …
SR Knight, A Ho, R Pius, I Buchan, G Carson, TM Drake, J Dunning, ...
Bmj 370 (10.1136), 2020
1202020
COVID-19 symptoms at hospital admission vary with age and sex: results from the ISARIC prospective multinational observational study
Infection 49 (5), 889-905, 2021
902021
Non-steroidal anti-inflammatory drug use and outcomes of COVID-19 in the ISARIC Clinical Characterisation Protocol UK cohort: a matched, prospective cohort study
TM Drake, CJ Fairfield, R Pius, SR Knight, L Norman, M Girvan, ...
The Lancet Rheumatology 3 (7), e498-e506, 2021
882021
Acute kidney injury in patients hospitalized with COVID-19 from the ISARIC WHO CCP-UK Study: a prospective, multicentre cohort study
MK Sullivan, JS Lees, TM Drake, AB Docherty, G Oates, HE Hardwick, ...
Nephrology Dialysis Transplantation 37 (2), 271-284, 2022
842022
SARS-CoV-2-specific nasal IgA wanes 9 months after hospitalisation with COVID-19 and is not induced by subsequent vaccination
F Liew, S Talwar, A Cross, BJ Willett, S Scott, N Logan, MK Siggins, ...
EBioMedicine 87, 2023
832023
Ethnicity and outcomes from COVID-19: the ISARIC CCP-UK prospective observational cohort study of hospitalised patients
EM Harrison, AB Docherty, B Barr, I Buchan, G Carson, TM Drake, ...
SSRN Electronic Journal, 2020
832020
ISARIC4C investigators
AB Docherty, EM Harrison, CA Green, HE Hardwick, R Pius, L Norman, ...
Features of 20, 133, 2021
782021
Clinical characteristics, risk factors and outcomes in patients with severe COVID-19 registered in the International Severe Acute Respiratory and Emerging Infection Consortium …
LF Reyes, S Murthy, E Garcia-Gallo, M Irvine, L Merson, I Martin-Loeches, ...
ERJ open research 8 (1), 2022
562022
Obesity, ethnicity, and risk of critical care, mechanical ventilation, and mortality in patients admitted to hospital with COVID‐19: analysis of the ISARIC CCP‐UK cohort
T Yates, F Zaccardi, N Islam, C Razieh, CL Gillies, CA Lawson, ...
Obesity 29 (7), 1223-1230, 2021
512021
Prospective validation of the 4C prognostic models for adults hospitalised with COVID-19 using the ISARIC WHO Clinical Characterisation Protocol
SR Knight, RK Gupta, A Ho, R Pius, I Buchan, G Carson, TM Drake, ...
Thorax 77 (6), 606-615, 2022
322022
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