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Table 6 Cox multivariate regression analysis investigating covariates associated with 1-year mortality

From: Improved outcome of patients with diabetes mellitus with good glycemic control in the cardiac intensive care unit: a retrospective study

 

B

SE

Wald

Sig.

HR

95% CI HR

Lower

Upper

30-day mortality (model without HbA1c)

 Sex

0.703

0.516

1.856

0.173

2.019

0.735

5.548

 Age

0.031

0.027

1.312

0.252

1.031

0.978

1.087

 Pulmonary edema

1.763

0.531

11.018

0.001

5.831

2.059

16.514

 Chronic renal failure

− 0.281

0.845

0.111

0.739

0.755

0.144

3.953

 Smoking

− 12.577

549.709

0.001

0.982

0.000

0.000

0.000

 Charlson comorbidity index

0.083

0.135

0.373

0.541

1.086

0.833

1.416

 Hypoglycemia

− 0.297

1.065

0.078

0.780

0.743

0.092

5.994

 Glucose control

− 1.112

0.589

3.562

0.059

0.329

0.104

1.044

 Acute coronary syndrome

− 0.371

0.502

0.545

0.460

0.690

0.258

1.847

30-day mortality (model with HbA1c)

 Sex

1.944

1.278

2.315

0.128

6.990

0.571

85.555

 Age

0.143

0.079

3.279

0.070

1.154

0.988

1.348

 Pulmonary edema

2.602

1.049

6.157

0.013

13.491

1.728

105.350

 Chronic renal failure

− 13.134

365.269

0.001

0.971

0.000

0.000

0.000

 Smoking

− 9.011

483.484

0.000

0.985

0.000

0.000

0.000

 Charlson comorbidity index

0.197

0.303

0.423

0.516

1.218

0.672

2.207

 Hypoglycemia

− 14.399

12,337.418

0.000

0.999

0.000

0.000

0.000

 Glucose control

0.442

1.359

0.106

0.745

1.556

0.109

22.313

 Acute coronary syndrome

− 0.413

1.247

0.110

0.740

0.661

0.057

7.624

 HbA1c

0.204

0.410

0.248

0.619

1.227

0.549

2.741