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Table 3 Cox proportional hazards models: associations with all cause 1-year and 3-year mortality in patients with acute myocardial infarction (n = 651)

From: Diagonal earlobe crease and long-term survival after myocardial infarction

Variable Reference 1-year mortality 3-year mortality
   Hazard ratio 95% CI p value Hazard ratio 95% CI p value
DEC (grade 2/3) Grade 0/1 2.57 1.07–6.17 0.0347 1.48 0.94–2.34 0.0897
Gender (female) Male 0.60 0.31–1.16 0.1301 0.71 0.47–1.08 0.1046
Age [years]   1.05 1.01–1.09 0.0242 1.03 1.01–1.06 0.0057
Diabetes mellitus (yes) No 1.02 0.54–1.91 0.9632 1.05 0.70–1.56 0.8177
PAOD (yes) No 1.90 0.98–3.67 0.0566 2.11 1.37–3.25 0.0007
History of stroke (yes) No 1.56 0.75–3.23 0.2334 1.55 0.96–2.49 0.0717
Chronic kidney disease (yes) No 1.19 0.57–2.46 0.6423 1.39 0.88–2.22 0.1628
Reinfarction (yes) No 1.39 0.69 –2.83 0.3595 0.83 0.55–1.25 0.3784
Any recanalization therapy (yes) No 0.34 0.15–0.76 0.0088 0.63 0.37–1.10 0.1046
LVEF < 50 ≥ 50 2.27 1.16–4.42 0.0161 2.21 1.47–3.32 0.0002
1-VD 3-VD 0.64 0.25–1.65 0.3531 0.74 0.42–1.31 0.2965
2-VD 3-VD 1.28 0.64–2.58 0.4839 1.21 0.77–1.91 0.4107
VD: Others, missing 3-VD 1.12 0.38–3.23 0.8415 1.39 0.67–2.87 0.3735
CRP > 3 mg/dl ≤ 3 mg/l 4.02 2.18–7.41 < 0.0001 3.13 2.09–4.68 < 0.0001
CRP data missing ≤ 3 mg/l 1.29 0.38–4.40 0.6861 0.94 0.42–2.08 0.8768
  1. CI confidence interval, DEC diagonal ear lobe crease, PAOD peripheral arterial occlusive disease, LVEF left ventricular ejection fraction, VD vessel disease, CRP c-reactive protein