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

Table 3 Significant predictors of 30-day mortality with and without diabetes

	Nondiabetes (n= 577)		Diabetes (n= 239)
Variable	Hazard ratio^a(97.5% CI)	Adjusted P value	Hazard ratio^a(97.5% CI)	Adjusted P value
Age ≥75 years	1.10 (0.74 to 1.56)	0.999	1.80 (1.00 to 3.23)	0.049
Sex (female)	1.93 (1.29 to 2.90)	<0.001	1.97 (1.07 to 3.62)	0.026
Body weight <67 kg	1.03 (0.67 to 1.60)	0.999	0.76 (0.39 to 1.46)	0.689
Systolic blood pressure, per 10 mmHg increase	0.96 (0.93 to 1.01)	0.108	0.94 (0.87 to 0.99)	0.044
Anterior wall infarction on electrocardiography	1.94 (1.34 to 2.82)	<0.001	1.47 (0.85 to 2.57)	0.235
Wide QRS tachycardia on admission	1.55 (0.95 to 2.53)	0.093	1.64 (0.69 to 3.91)	0.406
Serum creatinine >1.5 mg/dl	1.56 (1.09 to 2.25)	0.011	1.61 (0.92 to 2.81)	0.113
Mechanical ventilation	2.36 (1.59 to 3.48)	<0.001	1.81 (0.99 to 3.32)	0.056
Intra-aortic balloon pump	1.54 (1.06 to 2.23)	0.019	1.04 (0.57 to 1.87)	0.999
Admission glucose level (vs. group 1)
Group 2 (7.8 to 10.9 mmol/l)	1.19 (0.69 to 2.06)	0.945	2.40 (0.62 to 9.31)	0.296
Group 3 (11.0 to 16.5 mmol/l)	1.76 (1.06 to 2.94)	0.026	1.74 (0.59 to 5.18)	0.507
Group 4 (≥16.6 mmol/l)	1.72 (1.02 to 3.00)	0.030	1.74 (0.60 to 5.04)	0.487

CI, confidence interval.
^aAdjusted covariates include age >75 years, sex, body weight <67 kg, systolic blood pressure (per 10 mmHg increase), anterior wall infarction on electrocardiography, serum creatinine >1.5 mg/dl, mechanical ventilation, intra-aortic balloon pump and admission glucose level (group).

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