Table 1 Demographic data of the study population.

From: Effectiveness of LODS, OASIS, and SAPS II to predict in-hospital mortality for intensive care patients with ST elevation myocardial infarction

Characteristics

Death group

Survival group

P

Ppsm

N (sample size)

104

418

  

Baseline variables

Age (year)

74.0[67.0–82.5]

68.0[58.0–76.0]

0.000

0.438

Gender (Male)

57(54.8)

284(67.9)

0.012

0.556

LOS ICU (day)

2.0[1.1–5.9]

2.0[1.1–3.2]

0.562

 

LOS hospital (day)

3.1[1.3–7.8]

5.1[3.1–9.3]

0.000

0.438

Coexisting comorbidities

Congestive heart failure

59(56.7)

194(46.4)

0.060

 

Peripheral vascular disease

18(17.3)

40(9.6)

0.035

 

Cerebrovascular disease

13(12.5)

36(8.6)

0.258

 

Chronic pulmonary disease

18(17.3)

59(14.1)

0.440

 

Rheumatic disease

3(2.9)

11(2.6)

1.000

 

Peptic ulcer disease

1(0.9)

6(1.4)

1.000

 

Liver disease

5(4.8)

14(3.3)

0.556

 

Diabetes

44(42.3)

123(29.4)

0.012

 

Renal disease

36(34.6)

69(16.5)

0.000

 

Malignant cancer

7(6.7)

17(4.1)

0.292

 

Hypertension

24(23.1)

160(38.3)

0.004

 

Obesity

12(11.5)

31(7.4)

0.168

 

Laboratory tests

Red blood cell(1012/L)

3.7 ± 0.7

4.1 ± 0.7

0.000

 

White blood cell (109/L)

15.7[11.9–20.0]

11.4[9.0–15.2]

0.000

 

Platelets(109/L)

192.3[151.1–230.3]

207.0[167.7–255.5]

0.004

 

Hemoglobin(g/dL)

11.0 ± 2.1

12.2 ± 2.0

0.000

 

Anion gap(mmol/L)

20.0[16.5–23.0]

15.0[13.0–17.5]

0.000

 

BUN (mmol/L)

34.5[27.0–51.5]

17.0[13.5–22.0]

0.000

 

Creatinine(ng/dL)

1.9[1.4–2.6]

0.9[0.8–1.2]

0.000

 

INR

1.5[1.2–1.9]

1.2[1.1–1.3]

0.000

 

Vital signs

Heart rate(bpm)

85.2[72.7–99.0]

77.7[70.1–85.9]

0.000

 

SBP (mmHg)

104.7[96.0–113.4]

113.5[105.5–122.9]

0.000

 

DBP (mmHg)

61.8 ± 10.1

67.4 ± 10.5

0.000

 

MBP (mmHg)

74.6[69.7–82.4]

81.5[75.1–88.4]

0.000

 

Respiratory rate(cpm)

21.2[19.0–24.5]

19.0[17.2–21.0]

0.000

 

Temperature(℃)

36.7[36.4–37.1]

36.8[36.7–37.0]

0.002

 

SpO2(%)

96.5[92.5–98.3]

96.7[95.6–97.7]

0.348

 

Scoring systems

LODS

11.0[6.5–13.0]

2.0[1.0–5.0]

0.000

 

OASIS

45.0[35.0–50.0]

28.0[22.0–35.0]

0.000

 

SAPS II

55.0[43.0–69.0]

29.0[23.0–38.0]

0.000

 

PCI/CABG

41(39.4)

313(74.9)

0.000

0.883

  1. LOS Length of Stay, ICU Intensive Care Unit, BUN Blood Urea Nitrogen, INR International Normalized Ratio, bpm beat per minute, SBP Systolic Blood Pressure, DBP Diastolic Blood Pressure, MBP Mean Blood Pressure, cpm count per minute, SpO2 Saturation of Peripheral Oxygen, LODS Logistic Organ Dysfunction System, OASIS Oxford Acute Severity of Illness Score, SAPS II Simplified Acute Physiology Score, PCI Percutaneous Coronary Intervention, CABG Coronary Artery Bypass Grafting.
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