Table 2

Laboratory and radiological features among reported paediatric COVID-19 cases

CharacteristicsEvents/total patientsMean proportion % (95% CI)Heterogeneity I2 (%)
Inflammatory marker
 CRP ↑556/1165Embedded Image54.2 (41.5 to 66.3)21.4
 Ferritin ↑247/52546.7 (32.3 to 61.7)46.5
 LDH ↑356/92236.5 (26.5 to 47.8)35.6
 Procalcitonin ↑137/87921.3 (12.2 to 34.5)24.9
 Leukocytes ↑138/95319.9 (13.3 to 28.8)21.4
 Lymphocytes ↓359/134719.0 (12.8 to 27.1)0.0
 ESR ↑248/83818.9 (11.8 to 28.9)0.0
 IL-6 ↑41/34113.1 (5.5 to 28.2)7.1
 Leucopaenia (+)77/103710.7 (7.7 to 14.6)0.0
 Lymphocytes ↑66/12648.2 (4.9 to 13.5)0.0
 Neutrophils ↑22/5747.8 (4.8 to 12.4)0.0
Biomarkers for organ injury
 proBNP ↑211/44145.5 (28.5 to 63.5)49.5
 Troponin ↑239/70339.7 (24.7 to 57.0)30.5
 LFTs ↑287/81629.8 (20.3 to 41.6)10.8
 CKMB ↑82/29325.5 (13.4 to 43.0)31.1
 RFTs ↑86/34417.6 (7.6 to 35.6)23.6
Coagulopathy markers
 D-dimers ↑272/71135.2 (22.1 to 51.0)19.1
 Fibrinogen ↑168/43817.5 (7.6 to 35.4)0.0
Radiological test
 Abnormal CXR/CT1530/367044.1 (39.5 to 48.9)35.0