Development and validation of a clinical and laboratory-based nomogram to predict mortality in patients with severe fever with thrombocytopenia syndrome

Autor: Wenyan Xiao, Liangliang Zhang, Chang Cao, Wanguo Dong, Juanjuan Hu, Mengke Jiang, Yang Zhang, Jin Zhang, Tianfeng Hua, Min Yang
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: BMC Infectious Diseases, Vol 24, Iss 1, Pp 1-8 (2024)
Druh dokumentu: article
ISSN: 1471-2334
DOI: 10.1186/s12879-024-10106-8
Popis: Abstract Background Severe fever with thrombocytopenia syndrome (SFTS) is an emerging global infectious disease with a high mortality rate. Clinicians lack a convenient tool for early identification of critically ill SFTS patients. The aim of this study was to construct a simple and accurate nomogarm to predict the prognosis of SFTS patients. Methods We retrospectively analyzed the clinical data of 372 SFTS patients collected between May 2015 and June 2023, which were divided 7:3 into a training set and an internal validation set. We used LASSO regression to select predictor variables and multivariable logistic regression to identify independent predictor variables. Prognostic nomograms for SFTS were constructed based on these factors and analysed for concordance index, calibration curves and area under the curve (AUC) to determine the predictive accuracy and consistency of the model. Results In the training set, LASSO and multivariate logistic regression analyses showed that age, SFTSV RNA, maximum body temperature, pancreatitis, gastrointestinal bleeding, pulmonary fungal infection (PFI), BUN, and PT were independent risk factors for death in SFTS patients. There was a strong correlation between neurological symptoms and mortality (P
Databáze: Directory of Open Access Journals
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