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. Author manuscript; available in PMC: 2013 Jan 17.
Published in final edited form as: Circulation. 2011 Dec 16;125(2):233–240. doi: 10.1161/CIRCULATIONAHA.111.063842

Table 3.

Multivariable-adjusted association of biomarker levels and clinical outcomes in the placebo arm adjusted for clinical factors

Adjusted Risk for CV Death or Heart Failure
HR (95% CI) across quartiles P value

Biomarker HR (95% CI)
per 1-SD of log-
transformed
biomarker
values
P value Q1 Q2 Q3 Q4 Multiple
partial
Trend
MR-proANP 1.97
(1.58–2.46)
<0.001 Referent 1.60
(0.70–3.66)
2.72
(1.24–5.96)
4.35
(1.96–9.62)
<0.0001 <0.0001
MR-proADM 1.48
(1.27–1.73)
<0.001 Referent 1.90
(0.77–4.69)
2.45
(1.03–5.82)
5.51
(2.38–12.75)
<0.0001 <0.0001
CT-proET-1 1.47
(1.15–1.88)
0.002 Referent 2.03
(1.03–4.04)
0.99
(0.46–2.11)
2.73
(1.41–5.27)
<0.001 0.01
Copeptin 1.10
(0.91–1.33)
0.32 Referent 0.77
(0.37–1.57)
1.11
(0.66–1.86)
1.41
(0.87–2.28)
0.30 0.11

Covariates in model include standard clinical factors: age, sex, weight, history of hypertension, history of diabetes mellitus, current tobacco use, prior MI, prior PCI or CABG, systolic blood pressure, estimated GFR, ratio of apoB/apoA, LVEF, aspirin use, beta-blocker use, lipid-lowering medication use. Each biomarker analyzed separately in the placebo arm. In quartile analyses, “multiple partial” refers to a 3 degree of freedom test for the addition of all quartiles, “trend” refers to a 1 degree of freedom test for linear trend across quartiles.