Table 2 Results of univariate and multivariate Cox proportional hazards model applied to assess predictors of all-cause mortality
Variables | Univariate analysis HR[95%CI] | P-value | Multivariate analysis HR[95%CI] | P-value |
|---|---|---|---|---|
TSH, categorical | ||||
 1st | Ref. | – | Ref. | – |
 2nd | 1.19[0.81,1.74] | 0.384 | 1.11[0.75,1.65] | 0.605 |
 3rd | 2.01[1.42,2.85] |  < 0.001 | 1.56[1.08,2.25] | 0.017 |
 Age > 65 years | 3.64[2.46,5.37] |  < 0.001 | 1.87[1.15,3.02] | 0.011 |
 Male | 0.59[0.43,0.8] | 0.001 | 1.04[0.72,1.50] | 0.822 |
 Hypertension | 1.53[1.14,2.06] | 0.005 | 1.21[0.87,1.67] | 0.259 |
 Diabetes mellitus | 1.76[1.3,2.38] |  < 0.001 | 1.51[1.09,2.10] | 0.013 |
 Smoking history | 1.01[0.76,1.35] | 0.918 | 1.23[0.91,1.66] | 0.178 |
 Hyperlipidaemia | 0.85[0.64,1.14] | 0.278 | 0.93[0.69,1.25] | 0.638 |
 Chronic kidney disease | 4.86[3.59,6.58] |  < 0.001 | 2.09[1.46,2.98] |  < 0.001 |
 Previous coronary heart disease | 2.01[1.22,3.31] | 0.006 | 1.10[0.65,1.85] | 0.718 |
 Killip class ≥ II | 3.39[2.55,4.5] |  < 0.001 | 2.05[1.50,2.82] |  < 0.001 |
 LVEF ≤ 40% | 3.07[2.27,4.14] |  < 0.001 | 2.28[1.67,3.12] |  < 0.001 |
 Beta-Blockers | 0.56[0.42,0.77] |  < 0.001 | 0.88[0.63,1.22] | 0.443 |
 ACEI/ARBs | 0.46[0.35,0.61] |  < 0.001 | 0.52[0.38,0.70] |  < 0.001 |
 Statins | 0.66[0.31,1.41] |  < 0.001 | 0.99[0.45,2.18] | 0.981 |
 Three-vessel disease | 1.91[1.43,2.55] |  < 0.001 | 1.47[1.09,2.00] | 0.012 |
 High risk status | 3.36[2.45,4.62] |  < 0.001 | 1.52[1.02,2.26] | 0.04 |