Table 1 Baseline characteristics of population according to the occurrence of all-cause death

Demographics

 Age (years)

68.00 (59.00–76.00)

71.00 (62.00–79.00)

68.00 (59.00–75.00)

< 0.001

 Male, n (%)

781 (66.19)

137 (63.13)

644 (66.87)

0.293

 SBP (mmHg)

111.76 (104.97-119.78)

109.25 (101.90-117.23)

112.17 (105.50-120.21)

< 0.001

 DBP (mmHg)

59.46 (53.78–66.36)

59.90 (53.66–67.36)

59.41 (53.83–66.18)

0.837

 CCU, n (%)

804 (68.14)

89 (41.01)

715 (74.25)

< 0.001

Risk factors, n (%)

 Hypertension

396 (33.56)

38 (17.51)

358 (37.18)

< 0.001

 AF

481 (40.76)

108 (49.77)

373 (38.73)

0.003

 CHF

558 (47.29)

130 (59.91)

428 (44.44)

< 0.001

 CKD

399 (33.81)

102 (47.00)

297 (30.84)

< 0.001

 Non-STEMI

988 (83.73)

176 (81.11)

812 (84.32)

0.247

 DM

543 (46.02)

106 (48.85)

437 (45.38)

0.354

Biochemical parameters

 HB (g/dL)

11.50 (9.60–13.40)

10.40 (9.00–12.00)

11.90 (9.90–13.60)

< 0.001

 Bicarbonate (mmol/L)

23.00 (21.00–25.00)

22.00 (19.50–25.00)

23.00 (22.00–25.00)

< 0.001

 CR (mg/dL)

1.30 (0.90–2.20)

2.20 (1.50–3.55)

1.10 (0.90–1.80)

< 0.001

 Potassium (mmol/L)

4.60 (4.30–5.10)

4.80 (4.30–5.50)

4.60 (4.30-5.00)

< 0.001

 PT (s)

15.20 (13.30-17.53)

15.90 (13.55-22.00)

15.00 (13.30–17.20)

< 0.001

Cardiovascular medications, n (%)

 Antiplatelet drugs

1087 (92.12)

177 (81.57)

910 (94.50)

< 0.001

 β-blockers

986 (83.56)

130 (59.91)

856 (88.89)

< 0.001

 ACEI/ARB

485 (41.10)

40 (18.43)

445 (46.21)

< 0.001

 Statins

1061 (89.92)

166 (76.50)

895 (92.94)

< 0.001

Score system

 SOFA score

7.00 (5.00–10.00)

11.00 (8.00–13.00)

6.00 (4.00–9.00)

< 0.001

 CCI

7.00 (5.00–9.00)

9.00 (7.00–10.00)

7.00 (5.00–9.00)

< 0.001

PNI

42.25 (35.51–48.55)

34.80 (29.52–41.05)

43.70 (37.70-49.55)

< 0.001