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Table 1 The demographic and laboratory parameters of children with AP

From: Clinical manifestations, laboratory markers, and renal ultrasonographic examinations in 1-month to 12-year-old Iranian children with pyelonephritis: a six-year cross-sectional retrospective study

Parameter a Frequency (n [%]) Values
Mean (±SD) Minimum Maximum
Gender-boy 9 [8.66]
Gender-girl 95 [91.34]
Age (month) 47.08 ± 41.49 1 144
Height (cm) 94.26 ± 26.36 52 147
Weight (kg) 15.77 ± 9.87 3.3 69.9
BMI (kg/m2) 16.29 ± 2.78 10 28
Fever (°C) 39.41 ± 2.51 38.5 40.9
Fever duration (BT, day) 4.23 ± 1.54 1 7
Fever duration (AT, day) 3.54 ± 0.47 0 5
HS (day) 5.41 ± 4.14 2 16
WBC (count per mm3) 14.90 ± 5.73 3.6 34.0
Hb (ng/mL) 11.02 ± 1.32 7.6 14.7
ESR (mm/h) 46.52 ± 26.42 3 108
CRP (mg/L) 58.73 ± 36.81 1 118
BUN (mg/dL) 11.31 ± 7.43 5 62
SCr (mg/dL) 0.57 ± 0.23 0.05 2.40
Na (mEq/L)   140.70 ± 3.41 131 152
K (mEq/L)   4.36 ± 0.35 3.5 5.8
eGFR (mL/min/1.73 m2) 68.94 ± 18.11 17.2 134.0
  1. aBMI Body mass index, HS Hospitalization stay, BT/AT Before/After treatment, WBC White blood cell, Hb Hemoglobin, ESR Erythrocyte sedimentation rate, CRP C-reactive protein, BUN Blood urea nitrogen, SCr Serum creatinine, eGFR Estimated glomerular filtration rate
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