Table 2 Laboratory findings of patients upon admission

N

108

50

23

11

 WBCs× 10⁹/L, normal range: 3.5–9.5

5.7(4.5,7.8)

5.9(4.4,7.8) ^△

5.5(4.6,6.1) ^△

5.4(4.4,9.5) ^*§

0.001

 Increased

10 (9.3%)

6(12%)

0(0%)

2(18%)

/

 Decreased

10(9.3%)

5(10%)

2(9%)

1(9%)

/

 Neutrophils×10⁹/L, normal range: 1.8–6.3

4.1(2.9,5.9)

4.4(2.7,6.1) ^△

3.5(3.1,4.3) ^△

3.8(2.9,7.4) ^*§

< 0.001

 LYs × 10⁹/L, normal range: 1.1–3.2

1.1(0.75,1.55)

1.1(0.77,1.51) ^§△

1.15(0.67,1.73) ^*

0.83(0.74,1.27) ^*

< 0.001

 Decreased

56(52%)

26(52%)

11(48%)

7(64%)

/

 Platelets ×10⁹/L, normal range: 125–350

266(174,340)

265(156,338)

268(160,363)

261(211,342)

0.251

 Haemoglobin, g/L, normal range: 115–150

129(114,143)

130(111,144)

129(117,136)

127(114,147)

0.410

 Activated partial thromboplastin time, s, normal range: 29–42

38.3(35.8,41.2)

38.2(35.7,40.7)

38.5(36.1,41.9)

41.3(36.1,44)

0.909

 Prothrombin time, s, normal range: 11.5–14.5

13.8 (13.3,14.3)

13.9(13.6,14.5)

13.7(13.2,14.6)

13.6(13,14.3)

0.076

 D-dimer, μg/mL, normal range: < 0.5

0.71 (0.40,1.58)

0.64(0.31,1.67) ^&△

0.58(0.42,1.2) ^▼

0.84(0.46,1.83) ^*

< 0.001

 Increased

62(57%)

20(40%)

11(48%)

5(46%)

/

 Albumin, g/L, normal range: 35–52

35.3(32,39.4)

36.3(31.8,40)

37.2(32.4,40.2)

33.3(31,37.7)

0.183

 Alanine aminotransferase, U/L, normal range: ≤33

27(17,43)

29(16.8,45)

31(18,48)

21(15,32)

0.426

 Aspartate aminotransferase, U/L, normal range: ≤32

25 (21,39)

24(21,37)

32(23,47)

25(19,38)

0.778

 Total bilirubin, mmol/L, normal range: ≤21

9.5(7.2,13)

8.9(6.9,12.1)

11.6(7.9,15.1)

9.8(7.1.,13.4)

0.068

 Blood urea nitrogen, mmol/L, normal range: 1.7–8.3

4.8(3.6,6.1)

5(3.6,6) ^&∫

4.7(3.7,5.3) ^▼

4.7(3.6,7) ^▼

0.022

 Serum creatinine, μmol/L, normal range: 45–84

71(57,86)

70(57,86)

81(67,87)

68(55,78)

0.538

 Increased

30 (28%)

14(28%)

10(44%)

1(9%)

/

 CK–MB, ng/mL, normal range: ≤7.2

65.5(14,123)

56(3116)

101(15,182)

0.493

 Increased

46(43%)

23(46%)

6(26%)

6(55%)

/

 Lactate dehydrogenase, U/L, normal range: 135–214

262(228,333)

261(226,325) ^§△

267(236,340) ^*△

264(225,328) ^*§

< 0.001

 Troponin, pg/mL, normal range: ≤15.6

4.5(1.9,10)

3.6(1.9,5.9) ^△

6.7(2.6,12.3) ^∫

5.2(3.4,15.7) ^*&

0.013

 Myoglobin, ng/mL, normal range: ≤154.9

59(41,113)

49(40,72)

74(36,127)

59(24,132)

0.072

 Glucose, mmol/L, normal range: 4.11–6·05

6.3 (5.6,8.3)

6.1(5.4,8.2)

7.4(5.7,11.7)

7.9(6.4,9.7)

0.108

 Procalcitonin, ng/mL, normal range: 0.02–0.05

0.04 (0.02,0.07)

0.03(0.02, 0.05) ^§△

0.07(0.04, 0.16) ^*

0.07(0.04, 0.19) ^*

< 0.001

 Increased

33(31%)

8(16%)

13(57%)

7(64%)

/

 ESR, s, normal range: 0–20

40(20,66)

36(18, 54) ^§

68(35, 84) ^*

58(42, 68)

0.002

 Increased

76(70%)

36(72%)

18(78%)

9(82%)

/

 CRP, mg/L, normal range: < 1

25(5,59)

15(4,39) ^&△

77(30,103) ^▼

35(20,57) ^*

< 0.001

 Increased

87(81%)

43(86%)

18(78%)

10(91%)

/

 Serum ferritin, μg/L, normal range: 30–400

497 (234,975)

376(182,709) ^§△

1202(513,1687) ^*

1023(534,1509) ^*

0.010

 IL-1β, pg/mL, normal range: < 5

5(5,5)

5(5,5)

5(5,5.3)

5(5,5)

0.335

 IL-2 receptor, U/mL, normal range: 223–710

613(398,918)

607(428,765)

628(371,1079)

1316(424,1653)

0.445

 IL-6, pg/mL, normal range: < 7

11(3.6,31.9)

4.5(3.2, 16.2)

29.3(15.1,60.3)

11.7(5.5,79.1)

0.103

 IL-8, pg/mL, normal range: < 62

12 (7.6,25.8)

10.3(6.9,26.2)

14.7(8,24.8)

9.4(5.4,43.2)

0.947

 IL-10, pg/mL, normal range: < 9.1

5(5,5.3)

5(5,5)

5.5(5,9.5)

5(5,10)

0.188

 TNF-α, pg/mL, normal range: < 8.1

7.9(5.6,9.4)

8.4(5.4,9.5)

7.2(5.6,9.7)

7.5(5,8.8)

0.624