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. 2021 Mar;10(3):616–624. doi: 10.21037/tp-21-48

Table 2. Novel coronavirus infection in children: laboratory results analysis parameter.

Parameter Number (%)
White blood cells (×109/L)
   <5.0 1 [14]
   5.0–12.0 5 [71]
   >12.0 1 [14]
Neutrophils (×109/L)
   <1.8 0
   1.8–6.3 6 [86]
   >6.3 1 [14]
Lymphocytes (×109/L)
   <1.1 1 [14]
   1.1–3.2 3 [43]
   >3.2 3 [43]
ALT/AST (U/L)
   ≤40 6 [86]
   >40 1 [14]
Lactate dehydrogenase (U/L)
   <100 0
   100–240 4 [57]
   >240 3 [43]
CK-MB (U/L)
   ≤25 5 [71]
   >25 2 [29]
C-reactive protein (mg/L)
   ≤8 5 [71]
   >8 2 [29]
Infection with other pathogens
   Mycoplasma pneumoniae infection 1 [14]
   Mycoplasma pneumoniae with influenza B virus 3 [43]

ALT, aspartate aminotransferase; AST, alanine transaminase; CK-MB, creatine kinase-MB.