Fig 1.
Study flowchart and diagnostic methods.
*Retrospective analysis of medical and laboratory charts between 2018 and 2019, †Medical chart analysis of patients arriving at the hospital with febrile illness from 01/01/2019 to 06/30/2019.
Table 1.
Comparison of the main demographic and clinical factors at initial hospital evaluation of leptospirosis and dengue fever cases on Reunion Island from 2018 to 2019 (bivariate analysis).
Table 2.
Comparison of the main biological factors at initial hospital evaluation for leptospirosis and dengue fever cases on Reunion Island from 2018 to 2019 (bivariate analysis).
Table 3.
Multivariate logistic regression analysis for the diagnosis of leptospirosis compared to dengue fever at initial hospital evaluation on Reunion Island from 2018 to 2019.
Fig 2.
Receiver operating characteristic (ROC) curve in the diagnostic prediction of leptospirosis versus dengue fever according to the final model and with the C-reactive protein (CRP) alone.
AUC; area under the curve with 95% confidence interval (95% CI) in parenthesis.
Table 4.
Performance of the C-reactive protein (CRP) cut-off at 50mg/L in differentiating leptospirosis from dengue fever cases at hospital admission on Reunion Island from 2018 to 2019.