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Table 4 Logistic regression of predictors of response to cardiac resynchronization therapy

From: Index of contractile asymmetry improves patient selection for CRT: a proof-of-concept study

 

Odds ratio (95% CI)

p-value

Univariable analysis

 Age

0.95 (0.9–1)

0.07

 Male sex

0.51 (0.17–1.4)

0.21

 eGFR < 60 ml/min/1.73 m2

0.37 (0.13–0.96)

0.04*

 QRS duration

1 (0.98–1.03)

0.79

 Ischemic etiology

0.59 (0.2–1.59)

0.31

 Time to peak ≥ 130 ms

1.01 (0.34–2.76)

0.99

 LBBB pattern

4.05 (1.49–11.4)

0.007*

 ICA4 ≥ 0.7 s− 1

10.2 (3.35–38.5)

< 0.001*

Multivariable model 1

 Age

0.95 (0.89–1.01)

0.1

 eGFR < 60 ml/min/1.73 m2

0.45 (0.15–1.26)

0.13

 LBBB pattern

4.44 (1.54–13.6)

0.007*

Multivariable model 2

 Age

0.95 (0.89–1.01)

0.12

 eGFR < 60 ml/min/1.73 m2

0.55 (0.18–1.69)

0.3

 ICA4 ≥ 0.7 s−1

10.1 (3.2–40)

< 0.001*

  1. ICA4 Index of contractile asymmetry in left ventricular sector 4, eGFR estimated glomerular filtration rate, GLS Global longitudinal strain, LBBB Left bundle branch block; *, p < 0.05