Table 2 Laboratory data at disease onset of KawaCOVID Group (KCG) and Kawasaki Disease Group (KDG)

Leucocytes (n/mmc)

11,500 (7310–15,830)

15,730 (11180–19,810)

0·003

Neutrophils (n/mmc)

9156 (6480–14,230)

10,617 (6000–14,780)

0·5

Lymphocytes (n/mmc)

940 (630–1570)

2790 (1680–4340)

<·0001

Monocytes (n°/mmc)

320 (160–530)

960 (540–1390)

<·0001

Hemoglobin (g/dL)

11,0 (10,1-11,8)

10,8 (10,0–11,7)

0·31

Platelets (n/mmc)

186,000 (132000–292,000)

402,500 (242000–523,000)

<·0001

ALT (U/L)

27 (18–63)

29 (18–81)

1

AST (U/L)

36 (20–65)

30 (21–50)

0·56

GGT (U/L)

31 (16–67)

28 (13–59)

0·59

CRP (mg/L)

242 (138,5-300,5)

96,6 (40,6–195)

<·0001

IgA (mg/dL)

134,5 (98–150)

83 (48,5-160,5)

0·17

IgG (mg/dL)

857 (655–857)

821 (600–1.106)

0·89

IgM (mg/dL)

90 (75–116)

98,5 (90–152,5)

0·31

Total protein (g/dL)

6 (5,2-6,7)

6,6 (5,9-7,1)

0·03

Albumin (g/dL)

2,9 (2,6-3,5)

3,4 (2,8-3,7)

0·05

CPK (U/L)

57 (32–136)

52 (33–117)

0·55

Troponin-T (ng/L)

82,5 (20–126)

3,5 (3–4)

0·002

Fibrinogen (mg/dL)

643 (515–740)

570,5 (468–714)

0·14

aPTT (ratio)

1,2 (1,0-1,3)

1,1 (1,0-1,2)

0·12

C3 (mg/dL)

139,5 (138–141)

138 (121–196)

0·89

C4 (mg/dL)

27,5 (22–33)

36 (24–46)

0·89

Ferritin (ng/mL)

563,8 (250–1.068)

227 (147–449)

0·0004

D-dimer (ng/mL)

2514 (1.380–3.890)

1740 (730–2.530)

0·03

NT-BNP (pg/mL)

927 (701–1.734)

347 (81–350)

0·08

ESR (mm/hr)

59 (36–81)

66,5 (49,5–98)

0·18

aPTT (sec)

31,7 (30,9-32,4)

26,9 (23–30)

0·16

PT (sec)

14,3 (13,2-15,2)

75,5 (55–88)

0·08

Troponin (ng/L)

168 (80–672)

4 (3–24)

0·001

Triglycerides (mg/dL)

217,5 (137–261)

144,5 (122–196)

0·04