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Table 1 Baseline demographic and clinical characteristics of the study participants

From: A simple APACHE IV risk dynamic nomogram that incorporates early admitted lactate for the initial assessment of 28-day mortality in critically ill patients with acute myocardial infarction

Variable

28-day mortality

P-value

No (n = 418)

Yes (n = 86)

Baseline characteristics

   

 Age (years)

67.75 (12.51)

73.88 (11.27)

 < 0.001

 Gender, n (%)

  

0.002

  Male

261 (62.44%)

38 (44.19%)

 

  Female

157 (37.56%)

48 (55.81%)

 

 Height (m)

1.70 (0.11)

1.66 (0.10)

0.002

 Weight (Kg)

83.21 (20.57)

75.39 (21.88)

0.002

 Distribution of mortality days and length of stays

7.47 (4.60–12.02)

3.75 (1.87–7.44)

 < 0.001

Laboratory test

   

 Hemoglobin (g/dl)

12.10 (2.18)

11.56 (2.34)

0.042

 Glucose (mmol/L)

7.90 (6.40–10.70)

8.40 (6.90–13.57)

0.077

 Creatinine (mg/dl)

1.10 (0.82–1.55)

1.33 (0.90–1.99)

0.006

 BUN (mg/dl)

20.00 (15.00–31.00)

25.50 (17.00–37.00)

 < 0.001

 Lactate (mmol/L)

1.57 (1.10–2.40)

2.45 (1.70–5.50)

 < 0.001

 PH

7.36 (0.10)

7.33 (0.12)

0.026

 AG

13.19 (5.20)

13.96 (5.47)

0.216

 RDW

14.44 (1.87)

14.67 (1.91)

0.234

Scoring systems

   

 APACHE IV score

54.00 (41.00–70.00)

72.50 (61.00–90.00)

 < 0.001

 Braden skin score

16.43 (3.37)

16.23 (3.20)

0.586

Vital signs

   

 SBP (mmHg)

120.36 (23.38)

114.68 (23.97)

0.051

 DBP (mmHg)

70.34 (15.20)

65.57 (15.21)

0.011

 RR (beats/minute)

20.09 (5.29)

21.90 (6.09)

0.006

Comorbidities, n (%)

   

 Diabetes

  

0.093

  No

293 (70.10%)

68 (79.07%)

 

  Yes

125 (29.90%)

18 (20.93%)

 

 AMI-location

  

0.715

  Non-Q

185 (44.26%)

39 (45.35%)

 

  Anterior

75 (17.94%)

15 (17.44%)

 

  Anterolateral

29 (6.94%)

7 (8.14%)

 

  Anteroseptal

14 (3.35%)

1 (1.16%)

 

  Inferior

95 (22.73%)

19 (22.09%)

 

  Lateral

14 (3.35%)

5 (5.82%)

 

  Posterior

6 (1.44%)

0 (0.00%)

 

Past history, n (%)

   

 Prior AF

  

 < 0.001

  No

390 (93.30%)

69 (80.23%)

 

  Yes

28 (6.70%)

17 (19.77%)

 

 Prior CHF

  

0.287

  No

359 (85.89%)

70 (81.40%)

 

  Yes

59 (14.11%)

16 (18.60%)

 

 Prior hypertension

  

0.594

  No

191 (45.69%)

42 (48.84%)

 

  Yes

227 (54.31%)

44 (51.16%)

 

 Prior stroke

  

0.651

  No

388 (92.82%)

81 (94.19%)

 

  Yes

30 (7.18%)

5 (5.81%)

 

 Prior CABG

  

0.939

  No

385 (92.11%)

79 (91.86%)

 

  Yes

33 (7.89%)

7 (8.14%)

 

 PCI within 24 h

  

0.587

  No

119 (28.47%)

22 (25.58%)

 

  Yes

299 (71.53%)

64 (74.42%)

 

 Thrombolytics within 24 h

  

0.908

  No

328 (78.47%)

67 (77.91%)

 

  Yes

90 (21.53%)

19 (22.09%)

 

 Myocardial infarction during past 6 months

  

0.632

  No

410 (98.09%)

85 (98.84%)

 

  Yes

8 (1.91%)

1 (1.16%)

 

 Cardiac arrest

  

–

  No

418 (82.90%)

86 (17.00%)

 

  Yes

0

0

 

 Shock

  

–

  No

418 (82.90%)

86 (17.00%)

 

  Yes

0

0

 
  1. Results in table: Mean (SD) Median (Q1 − Q3)/n (%)
  2. BUN, blood urea nitrogen; AG, serum anion gap; RDW, red blood cell distribution width; SBP, systolic blood pressure; DBP, diastolic blood pressure; RR, respiratory rate; AMI, acute myocardial infarction; AF, atrial fibrillation; CHF, congestive heart failure; CABG, coronary artery bypass grafting; PCI, percutaneous coronary intervention; h, hours
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