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Table 5 Factors increasing probability of abnormal MTWA in uni- and multivariate linear logistic regression analysis

From: Microvolt T wave alternans in adults with congenital heart diseases characterized by right ventricle pathology or single ventricle physiology: a case control study

 

Univariable analysis

Multivariable analysis

 

OR (95% CI)

p

OR (95% CI)

p

sVT

6.4 (1.22 – 33.57)

0.029

20.74 (1.21 – 355.88)

0.037

Male gender

2.72 (1.15 – 6.46)

0.021

15.98 (3.20 – 79.74)

0.001

VPB ≥ 10/h/nsVT/sVT

2.56 (1.01 – 6.51)

0.049

0.96 (0.23 – 4.05)

0.956

NYHA

2.06 (1.06 – 4.00)

0.033

2.38 (0.81 – 7.00)

0.115

VE/VCO 2 slope

1.05 (1.00 – 1.10)

0.037

1.06 (0.98 – 1.14)

0.154

HRmax

0.97 (0.95 – 0.99)

0.006

0.99 (0.96 – 1.02)

0.421

%HRmax

0.94 (0.91 – 0.98)

0.005

-

-

%PeakVO 2 (l/min)

0.97 (0.94 – 0.99)

0.042

1.03 (0.98 – 1.09)

0.202

  1. sVT – sustained ventricular tachycardia; VPB ≥ 10/h – excessive ventricular ectopy; nsVT – non-sustained ventricular tachycardia; VE/VCO2slope – ventilation/carbon dioxide slope; HRmax - maximal heart rate on exercise; PeakVO2 – peak oxygen uptake on exercise.