Table 2 Univariate analysis of the association between baseline characteristics and in-hospital mortality.

From: The CAMI-score: A Novel Tool derived From CAMI Registry to Predict In-hospital Death among Acute Myocardial Infarction Patients

Variable

OR (95%CI)

P value

Age, per one year increase

1.066 (1.060, 1.072)

<0.0001

BMI, per 1 kg/m2 increase

0.911 (0.892, 0.930)

<0.0001

SBP, per 1 mmHg increase

0.979 (0.977, 0.982)

<0.0001

Heart rate, per 1 beat/min increase

1.022 (1.019, 1.025)

<0.0001

Creatinine level, per 1 μmol/Lincrease

1.006 (1.005, 1.006)

<0.0001

RBC, per 1 × 1012/L increase

0.984 (0.982, 0.986)

<0.0001

WBC, per 1 × 109/L increase

1.107 (1.093, 1.122)

<0.0001

K+, per 1 mmol/L increase

1.557 (1.397, 1.736)

<0.0001

Na+, per 1 mmol/L increase

0.984 (0.978, 0.989)

<0.0001

Male

0.449 (0.397, 0.507)

<0.0001

ST-segment elevation

1.269 (1.109, 1.452)

<0.0001

Anterior wall involvement

1.510 (1.338, 1.703)

<0.0001

Fatal arrhythmia

2.704 (2.283, 3.203)

<0.0001

Cardiac arrest

6.412 (4.765, 8.628)

<0.0001

Killip classification

 

<0.0001

  II vs. I

2.431 (2.086, 2.834)

 

  III vs. I

4.505 (3.670, 5.529)

 

  IV vs. I

12.41 (10.36, 14.86)

 

Medical history

  Hypertension

1.244 (1.103, 1.404)

<0.0001

  Hyperlipidemia

0.544 (0.406, 0.729)

<0.0001

  Diabetes

1.255 (1.087, 1.448)

0.002

  Coronary artery disease

0.419 (0.261, 0.673)

<0.0001

  Myocardial infarction

1.226 (0.990, 1.519)

0.062

  PCI

0.683 (0.493, 0.948)

0.023

  Heart failure

3.002 (2.310, 3.903)

<0.0001

  Stroke

1.733 (1.457, 2.063)

<0.0001

  COPD

2.224 (1.621, 3.050)

<0.0001

Current smoker vs. non smoker

0.384 (0.334, 0.442)

<0.0001

  1. BMI: body mass index; RBC: red blood cell; WBC: white blood cell; PCI: percutaneous coronary intervention; COPD; chronic obstructive pulmonary disease.