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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