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Table 1 Baseline patient characteristics

From: Prognostic value of admission blood glucose level in patients with and without diabetes mellitus who sustain ST segment elevation myocardial infarction complicated by cardiogenic shock

  Serum glucose level on admission  
Variable <7.8 mmol/l 7.8 to 10.9 mmol/l 11.0 to 16.5 mmol/l ≥16.6 mmol/l P value
  (group 1, n= 181) (group 2, n= 215) (group 3, n= 216) (group 4, n= 204)  
Age (years) 67.0 (56.0 to 76.0) 67.0 (56.0 to 76.0) 68.0 (56.0 to 76.0) 67.0 (58.0 to 75.0) 0.804
Sex (male) 126 (69.6) 144 (67.0) 126 (58.3) 117 (57.4) 0.022
Body weight (kg) 61.0 (53.0 to 70.0) 61.0 (55.0 to 69.5) 61.0 (55.0 to 69.3) 61.5 (55.0 to 69.0) 0.766
Diabetes      <0.001
 Insulin 1 (0.6) 2 (0.9) 8 (3.7) 10 (4.9)  
 Oral hypoglycemic agent 23 (12.7) 21 (9.8) 52 (24.1) 85 (41.7)  
 Life style modification 1 (0.6) 2 (0.9) 11 (5.1) 17 (8.3)  
Hypertension 82 (45.3) 105 (48.8) 122 (56.5) 108 (52.9) 0.130
Dyslipidemia 51 (28.2) 49 (22.8) 39 (18.1) 39 (19.1) 0.070
Current smoker 88 (26.3) 91 (27.2) 82 (24.5) 74 (22.1) 0.066
Family history of CAD 13 (7.2) 15 (7.0) 16 (7.4) 15 (7.4) 0.998
Previous PCI 9 (5.0) 13 (6.1) 7 (3.2) 8 (3.9) 0.526
Previous CABG 2 (1.1) 1 (0.5) 3 (1.6) 0 0.329
Systolic blood pressure (mmHg) 90 (75 to 120) 80 (70 to 104) 80 (60 to 110) 75 (50 to 100) <0.001
Diastolic blood pressure (mmHg) 60 (50 to 71) 51 (40 to 70) 50 (40 to 70) 50 (34 to 60) <0.001
Heart rate (beats/minute) 74 (55 to 95) 66 (46 to 89) 68 (48 to 100) 68 (37 to 104) 0.116
Infarct location on electrocardiogram      
 Anterior or LBBB 84 (46.4) 87 (40.5) 112 (51.9) 110 (53.9) 0.027
 Inferior 76 (42.0) 113 (52.6) 92 (42.6) 77 (37.7) 0.018
 Other 21 (11.6) 15 (7.0) 12 (5.6) 17 (8.3) 0.151
Left ventricular ejection fraction 46.5 (39.0 to 57.0) 47.0 (39.0 to 56.0) 46.0 (36.0 to 57.0) 44.0 (35.0 to 52.5) 0.100
Serum creatinine (mg/dl) 1.1 (0.9 to 1.4) 1.1 (1.0 to 1.4) 1.2 (1.0 to 1.5) 1.3 (1.1 to 1.6) <0.001
TIMI risk score 8 (6 to 10) 8 (6 to 10) 8 (7 to 10) 8 (7 to 10) 0.013
GRACE risk score 227.0 (205.0 to 245.0) 228.0 (208.0 to 248.0) 230.5 (210.0 to 250.3) 230.0 (216.8 to 248.5) 0.227
  1. Values presented as mean ± standard deviation, median (interquartile range) or n (%).
  2. Comparisons between continuous variables were all tested using the Kruskal–Wallis test. CABG, coronary artery bypass grafting; CAD, coronary artery disease; GRACE, Global Registry of Acute Coronary Events; LBBB, left bundle branch block; PCI, percutaneous coronary intervention; TIMI, Thrombolysis in Myocardial Infarction.