Table 2 Responder vs. non-responder based on NYHA change.

From: Septal myocardial scar burden predicts the response to cardiac contractility modulation in patients with heart failure

Variable

NYHA change

 

Responder (n = 39)

Non-responder (n = 19)

p-value*

LVEF change [%]

 

6.0 ± 6.7

1.3 ± 3.1

 < 0.01

TAPSE change [mm]

 

1.5 ± 2.3

0.3 ± 1.7

0.06

MLWHF change

 

− 19.3 ± 17.4

-5.6 ± 16.4

0.06

NT-pro BNP (pg/mL) change

 

− 1912 ± 2490

1431 ± 5178

 < 0.01

NYHA change, n (%)

− 2

9 (23.1%)

 < 0.01

− 1

30 (76.9%)

0

17 (89.5%)

 + 1

2 (10.5%)

Lead stimulation, n (%)

Single

12 (30.8%)

6 (31.6%)

0.95

Dual

27 (69.2%)

13 (68.4%)

LGE of at least 25% at lead position (both single and dual)

LGE > 25% (Group A)

4 (10.3%)

6 (44.4%)

 < 0.01

LGE < 25% (Group B)

35 (89.7%)

10 (55.6%)

  1. LGE late gadolinium enhancement, NYHA New York Heart Association, FU follow-up.
  2. Values in bold are statistically significant.
  3. *Pearson Chi-square test.