Table 4 Cox regression multivariate analysis of fatal ventricular arrhythmias (FVAs) and sudden cardiac death (SCD) in patients with DCMP.

From: Smoking aggravates ventricular arrhythmic events in non-ischemic dilated cardiomyopathy associated with a late gadolinium enhancement in cardiac MRI

Predictors

FVA

FVA + SCD

Univariate

Multivariate

Univariate

Multivariate

HR (95% CI)

P

HR (95% CI)

p

HR (95% CI)

p

HR (95% CI)

p

Age

0.968 (0.941–0.996)

0.026

0.96 (0.925–0.996)

0.028

0.988 (0.968–1.008)

0.228

0.975 (0.948–1.002)

0.072

Male

3.839 (1.130–13.039)

0.031

1.925 (0.395–9.386)

0.418

2.187 (1.080–4.428)

0.030

0.919 (0.302–2.795)

0.882

BMI (per 1 kg/m2)

0.870 (0.760–0.997)

0.046

0.83 (0.716–0.962)

0.014

0.901 (0.819–0.991)

0.032

0.866 (0.776–0.966)

0.010

LVEDV/BSA (per 1 ml/m2)

1.001 (0.998–1.003)

0.487

1.002 (0.998–1.005)

0.442

1.002 (1.000–1.003)

0.029

1.004 (1.001–1.006)

0.004

LVEF <35%

1.679 (0.491–5.740)

0.188

1.098 (0.210–5.749)

0.912

3.671 (1.131–11.914)

0.030

3.114 (0.574–16.890)

0.188

Presence of LGE

1.752 (0.589–5.213)

0.314

1.196 (0.287–4.986)

0.806

4.087 (1.461–11.429)

0.007

3.488 (0.899–13.539)

0.07

Hypertension

0.508 (0.205–1.260)

0.144

1.048 (0.322–3.409)

0.937

0.573 (0.310–1.060)

0.076

0.735 (0.299–1.811)

0.504

Diabetes

0.196 (0.046–0.844)

0.029

0.257 (0.052–1.279)

0.097

0.474 (0.228–0.987)

0.046

0.749 (0.287–1.951)

0.554

Systolic BP (per 1 mmHg)

0.982 (0.958–1.007)

0.163

0.998 (0.953–1.045)

0.936

0.976 (0.959–0.994)

0.008

1.014 (0.982–1.047)

0.401

Diastolic BP (per 1 mmHg)

0.961 (0.923–1.001)

0.058

0.922 (0.853–0.997)

0.042

0.942 (0.915–0.971)

0.000

0.913 (0.865–0.965)

0.001

Alcohol

1.200 (0.506–2.849)

0.679

3.909 (1.005–15.208)

0.049

1.209 (0.666–2.196)

0.533

1.887 (0.679–5.248)

0.224

Smoking

3.732 (1.506–9.247)

0.004

5.588 (1.389–22.490)

0.015

2.043 (1.131–3.692)

0.018

3.916 (1.259–12.173)

0.018

  1. p values < 0.05 are denoted by a bold font. BP = blood pressure; BSA = body surface area; LGE = late gadolinium enhancement; LVEDV = left ventricular end diastolic volume; LVEF = left ventricular ejection fraction.