Table 1: Demographic and biochemical characteristics in the study population.

All subjects
( )
Without AKI
( )
With AKI
( )

Age (months)*6.00 (4.00–7.00)3.3 (2.37–4.40)11.7 (7.07–18.12)
Gender, male (%)5661.538.5
BMI (kg/m2)
Fever (°C)
Duration of fever (days)
Duration in hospital (days)*5.46 (5.00–6.00)5.41 (4.24–6.90)5.89 (5.21–7.61)
GFR (mL/min/m2)
sCr (µmol/L)
Urea (mmol/L)*2.87 (2.50–3.31)2.47 (2.06–2.98)3.40 (2.61–4.42)a
Leukocyte number (×10e9/L)
Urine culture (%)
 Escherichia coli8890.985.0
 Klebsiella4.84.55
 Proteus4.8010
 Other2.44.50
Therapy (%)
 Longaceph (ceftriaxone)38.639.138.1
 Amikacin36.430.442.9
 Combination25.030.519.0

Data are mean ± SD, percentages, or *geometrical mean (95% CI for the mean) for variables with skewed distribution. asignificantly different from group without AKI by Student t-test.