Table 4.
Predictors of length of hospital stay: multiple linear regression analysis results
| Independent variables | b | P value | 95% Confidence interval |
|---|---|---|---|
| Gender (male) | 0.02 | 0.87 | -0.173 to 0.204 |
| Age (years) | 0.00 | 0.74 | -0.007 to 0.009 |
| Immediate evidence-based treatment | -0.19 | 0.18 | -0.464 to -0.090 |
| GFR at admission (mL/min/1.73 m2 ) | 0.00 | 0.08 | -0.008 to -0.001 |
| Number of vessels with CAD | 0.12 | 0.01 | 0.029 to 0.217 |
| Left ventricular dysfunction (EF ≤40) | 0.11 | 0.38 | -0.133 to 0.349 |
| History of heart failure | 0.45 | <0.001 | 0.211 to 0.681 |
| History of PAD | 0.12 | 0.44 | -0.184 to 0.420 |
| History of diabetes | 0.26 | 0.01 | 0.072 to 0.446 |
| History of lipid disorders | -0.13 | 0.13 | -0.307 to 0.040 |
| History of hypertension | 0.00 | 0.99 | -0.196 to 0.194 |
| Prior myocardial infarction | -0.12 | 0.20 | -0.299 to 0.064 |
| Prior stroke or TIA | 0.16 | 0.27 | -0.123 to 0.445 |
Abbreviations: GFR glomerular filtration rate, CAD coronary artery disease, EF ejection fraction, PAD peripheral arterial disease, TIA transient ischemic attack.
Values in bold are statistically significant.