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Table 2 Laboratory parameters of mild and sever leptospirosis patients, MAT equivocal patients and non-leptospirosis fever controls (univariate analysis)

From: Low serum total nitrite and nitrate levels in severe leptospirosis

Laboratory parameter† Patients with severe leptospirosis Patients with mild leptospirosis MAT equivocal group Non-leptospirosis fever patients
WBC-highest (cells/mm3) 15461 ± 9625 11418 ± 5071 12170 ± 3637 11650 ± 2703
Platelets-lowest (cells/mm3) 114714 ± 91166 142154 ± 72178 NA NA
ESR-highest (mm/hour) 59.8 ± 42.7 45.6 ± 41.1 47.6 ± 40.8 45.3 ± 23.9
Bilirubin-total (μmol/l) 159.0 ± 140.2* 49.7 ± 37.2 52.1 ± 40.6 61.29 ± 69.5
AST (U/L) 138.6 ± 90.0 97.5 ± 75.3 140.9 ± 141.7 89.8 ± 68.7
ALT (U/L) 105.4 ± 58.0 94.6 ± 63.3 89.7 ± 59.9 62.4 ± 27.7
Blood urea (mmol/l) 16.0 ± 8.3* 5.7 ± 5.4 6.7 ± 3.9 6.7 ± 4.6
Serum creatinine (μmol/l) 520.4 ± 200.4* 113.3 ± 15.6 153.6 ± 142.9 140.1 ± 82.1
  1. † mean ± SD; NA – not available; *differed at a statistically significant level (p<0.001) from patients with mild disease and MAT equivocal patients.