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Table 2 Clinical and laboratory factors associated with dengue fever, relative to leptospirosis

From: Host biomarkers distinguish dengue from leptospirosis in Colombia: a case–control study

  Odds Ratio (95% CI) P-Value Adjusted OR (95% CI)* P-value*
Positive tourniquet test 1.4 (0.9–2.3) 0.156 1.4 (0.7–2.9) 0.354
Thrombocytopenia 6.2 (1.6–24.3) 0.001 10.0 (2.2–45.8) 0.003
Leukopenia 3.8 (2.4–6.0) <0.001 9.4 (3.7–23.8) <0.001
Orthostatic hypotension 3.0 (0.8–11.5) 0.055 3.4 (0.7–15.9) 0.117
Rash 3.1 (1.5–6.5) <0.001 5.8 (2.1–15.7) 0.001
Facial erythema 3.8 (1.8–8.0) <0.001 7.3 (2.8–19.3) <0.001
Conjunctival injection 1.9 (1.1–3.4) 0.023 3.0 (1.3–7.1) 0.012
Diarrhea 1.6 (0.9–2.9) 0.092 1.9 (0.8–4.4) 0.125
Dizziness 0.5 (0.2–0.9) 0.020 0.4 (0.2–1.0) 0.047
Hepatomegaly 0.3 (0.2–0.5) 0.003 0.1 (0.01–1.4) 0.093
Sore throat 0.5 (0.3–0.8) 0.006 0.3 (0.1–0.7) 0.004
  1. *Adjustment for: age, sex, height, duration of illness (logistic regression analysis). Model fit was assessed using the Hosmer-lemeshow test and ensuring the term was insignificant (p > 0.05).