Table 1 Baseline characteristics of total and different degrees of NT-proBNP

Male/Female (n)

24/30

8/16

16/14

0.142

Age (years)

60.4 ± 16.1

51.6 ± 13.9

67.4 ± 14.4

< 0.001

Temperature (°C)

36.7 (36.5–36.9)

36.8 (36.5–36.9)

36.6 (36.5–36.9)

0.670

Pulse (/min)

82 (76–97)

84 (76–97)

82 (76–96)

0.679

Respire (/min)

20 (19–21)

20 (19–20)

20 (18–26)

0.209

SBP (mmHg)

128 (119–138)

126 (115–134)

129 (120–144)

0.218

DBP (mmHg)

78 (70–83)

73 (69–78)

80 (70–86)

0.040

History of HP (n)

12 (22.2%)

2 (8.3%)

10 (33.3%)

0.028

History of CHD (n)

9 (16.7%)

1 (4.2%)

8 (26.7%)

0.027

History of COPD (n)

2 (3.7%)

0

2 (6.7%)

0.197

History of DM (n)

8 (14.8%)

3 (12.5%)

5 (16.7%)

0.668

NT-proBNP (pg/ml)

137.30 (39.64–494.98)

37.28 (22.28–61.74)

420.40 (199.63–919.88)

< 0.001

MYO (ng/ml)

39.28 (26.26–86.84)

25.35 (14.04–35.20)

82.53 (34.55–123.96)

< 0.001

CK-MB (ug/L)

1.04 (0.65–2.27)

0.63 (0.37–0.79)

1.90 (1.08–3.78)

< 0.001

Hs-TnI (ng/ml)

< 0.006 (< 0.006–0.022)

< 0.006 (< 0.006- < 0.006)

0.021 (< 0.006–0.136)

0.001

Urea (mmol/L)

4.8 (3.3–9.0)

3.4 (2.6–4.9)

7.1 (4.4–9.9)

< 0.001

Creatinine (umol/L)

63 (44–77)

54 (41–69)

79 (55–86)

0.016

WBC (10⁹/L)

5.42 (4.13–7.45)

5.89 (4.53–10.76)

5.73 (4.50–8.20)

0.007

LYM (10⁹/L)

1.12 ± 0.52

1.30 ± 0.43

0.98 ± 0.55

0.021

CRP (mg/L)

34.8 (5.3–61.0)

7.6 (5.0–34.8)

54.3 (14.3–117.9)

0.003

PCT (ng/ml)

0.063 (0.029–0.171)

0.038 (0.020–0.058)

0.137 (0.049–0.468)

< 0.001

In-hospital death (n)

18 (33.3%)

0

18 (60.0%)

< 0.001