Table 3.
Univariate analysis of variables used to predict survival at one year.
| Variable | Mortality in 1 Year (n = 62/267) |
|
|---|---|---|
| (95% Confidence Intervals) | p - value | |
| Gender (male) | 3.83 (2.11–6.94) | <0.001 |
| Race (Caucasian) | 0.83 (0.40–1.69) | 0.60 |
| Age | 1.06 (1.04–1.08) | <0.001 |
| Basic metabolic index | 0.91 (086–0.96) | <0.001 |
| Systolic blood pressure | 0.99 (0.98–1.00) | 0.10 |
| Diastolic blood pressure | 0.98 (0.97–0.99) | 0.03 |
| Diabetes type 2 | 0.76 (0.41–1.41) | 0.45 |
| Smoker | 2.90 (1.54–5.46) | 0.001 |
| Hypertension | 1.36 (0.70–2.65) | 0.37 |
| Hyperlipidemia | 1.47 (0.83–2.61) | 0.19 |
| Congestive heart failure | 3.15 (1.74–5.71) | <0.001 |
| Atrial fibrillation | 1.40 (0.70–2.81) | 0.35 |
| Previous myocardial infarction | 1.28 (071–2.31) | 0.41 |
| Cerebrovascular accident | 3.83 (1.77–8.31) | 0.001 |
| Killip Class 2 | 5.11 (2.56–10.21) | <0.001 |
| Killip Class 3 | 5.31 (1.34–21.26) | 0.02 |
| Killip Class 4 | 7.33 (2.81–19.11) | <0.001 |
| Troponin at admit | 1.00 (0.99–1.00) | 0.64 |
| WBC count | 1.09 (1.04–1.14) | <0.001 |
| Neutrophil/lymphocyte ratio | 1.05 (1.01–1.09) | 0.01 |
| Hematocrit | 0.90 (0.84–0.96) | 0.001 |
| Glomerular filtration rate | 0.98 (0.97–0.99) | <0.001 |
| Chronic kidney disease stage | 12.27 (3.29–45.72) | <0.001 |
| Admit troponin | 1.00 (0.99–1.00) | 0.64 |
| Brain natriuretic peptide | 1.000 (1.10–1.20) | 0.003 |
| Left ventricular hypertrophy | 1.28 (0.67–2.56) | 0.51 |
| Heart rate | 1.01 (1.00–1.02) | 0.05 |
| PR interval | 1.000 (0.99–1.00) | 0.85 |
| QRS duration | 1.00 (099–1.02) | 0.17 |
| Corrected QT interval | 1.00 (0.99–1.01) | 0.33 |
| QRS-T admit (51–100) | 2.28 (1.08–4.81) | 0.03 |
| QRS-T admit (101–180) | 2.81 (1.41–5.60) | 0.003 |
| T-wave changes | 2.81 (1.21–6.55) | 0.02 |
| ST segment elevation | 1.58 (0.88–2.86) | 0.13 |
| Cardiac arrest on presentation | 16.36 (8.10–33.07) | <0.001 |
| TIMI flow preprocedure | 1.008 (0.634–1.604) | 0.97 |
| TIMI flow postprocedure | 1.068 (0.482–2.369) | 0.87 |