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Table 3 Hazard ratios (Cox regression analysis) for the combined endpoint (acute myocardial infarction, stroke, death of all causes) for the entire follow-up period

From: The impact of platelet function or C-reactive protein, on cardiovascular events after an acute myocardial infarction

Variable

Univariate

Multivariate

 

Hazard ratio (95% Confidence interval)

C-reactive protein

  

Quartile 4

(Quartile 1 is reference)

3.0 (1.9–5.0)

2.0 (1.1–3.7)

Age (continues variable)

1.06 (1.0–1.1)

1.05 (1.0–1.1)

Sex

  

Male

1.0

1.0

Female

1.3 (0.9–1.8)

0.9 (0.6–1.3)

Current smoker

  

No

1.0

1.0

Yes

0.9 (0.6–1.4)

1.6 (1.0–2.6)

Diabetes

  

No

1.0

1.0

Yes

1.6 (1.1–2.4)

1.5 (1.0–2.4)

Clinical heart failure

During hospitalization

  

No

1.0

1.0

Yes

3.1 (2.2–4.4)

1.8 (1.2–2.6)

Atrial fibrillation

  

No

1.0

1.0

Yes

2.3(1.6–3.3)

1.6 (1.1–2.4)

Glomerular filtration rate

  

>60 ml/min

1.0

1.0

<60 ml/min

2.5 (1.8–3.5)

1.2 (0.8–1.7)

Troponin T, quartile 4

(Quartile 1 is reference)

1.7 (1.1–2.7)

1.0 (0.6–1.8)

Platelet Aggregation

  

Quartile 4

(Quartile 1 is reference)

2.0 (1.2–3.3)

1.1 (0.6–2.0)

High residual platelet reactivity

  

No

1.0

1.0

Yes

0.8 (0.5–1.1)

0.7 (0.5–1.0)

CABG

  

No

1.0

1.0

Yes

0.5 (0.3–0.9)

0.5 (0.3–1.0)

PCI

  

No

1.0

1.0

Yes

0.4 (0.3–0.7)

1.0 (0.6–1.8)