Table 1

Baseline characteristics of patients according to CRT response status

 Non-responderResponderP-value
 (n = 29)(n = 72) 
Age, years66.6 ± 11.365.5 ± 11.40.662
Male (%)19 (65.5)34 (47.2)0.148
Hypertension (%)8 (27.6)23 (31.9)0.848
Diabetes mellitus (%)9 (31.0)25 (34.7)0.903
Chronic kidney disease (%)4 (13.8)9 (12.5)1.000
AF/AFL (%)9 (31.0)12 (16.7)0.181
LBBB (%)18 (62.1)70 (97.2)<0.001
QRS duration, ms156 ± 17167 ± 170.006
Pre-NYHA classification1.000
2 (%)13 (44.8)34 (47.2)
3 (%)16 (55.2)38 (52.8)
Medications
 ACEI/ARBs (%)8 (27.6)20 (27.8)1.000
 Sacubitril/valsartan (%)20 (69.0)52 (72.2)0.933
 Beta-blockers (%)24 (82.8)70 (97.2)0.031
 MRAs (%)23 (79.3)63 (87.54)0.461
 Loop diuretics (%)26 (89.7)63 (87.5)1.000
 Ivabradine (%)10 (34.5)24 (33.3)1.000
 SGLT2 inhibitor (%)2 (6.9)7 (9.7)0.948
Echocardiographic parameters
 LVESV, mL138.1 (114.18–205.2)140.8 (111.73–198.1)0.770
 LVEF, %25.0 (20.0–30.0)24.0 (20.0–29.0)0.833
 LAVI, mL/m260.0 (44.0–70.9)40.0 (31.5–51.8)0.001
 RVSP, mmHg40.5 (29.8–54.5)25.0 (22.0–36.0)0.002
 E/e′26.7 (14.8–31.8)15.8 (11.6–18.9)<0.001
Implanted CRT type0.640
 CRT-D (%)29 (100)69 (95.8)
 CRT-P (%)0 (0)3 (3.9)
Post QRS duration, ms150 ± 18147 ± 210.405
Biventricular pacing (%)96 ± 498 ± 20.058
 Non-responderResponderP-value
 (n = 29)(n = 72) 
Age, years66.6 ± 11.365.5 ± 11.40.662
Male (%)19 (65.5)34 (47.2)0.148
Hypertension (%)8 (27.6)23 (31.9)0.848
Diabetes mellitus (%)9 (31.0)25 (34.7)0.903
Chronic kidney disease (%)4 (13.8)9 (12.5)1.000
AF/AFL (%)9 (31.0)12 (16.7)0.181
LBBB (%)18 (62.1)70 (97.2)<0.001
QRS duration, ms156 ± 17167 ± 170.006
Pre-NYHA classification1.000
2 (%)13 (44.8)34 (47.2)
3 (%)16 (55.2)38 (52.8)
Medications
 ACEI/ARBs (%)8 (27.6)20 (27.8)1.000
 Sacubitril/valsartan (%)20 (69.0)52 (72.2)0.933
 Beta-blockers (%)24 (82.8)70 (97.2)0.031
 MRAs (%)23 (79.3)63 (87.54)0.461
 Loop diuretics (%)26 (89.7)63 (87.5)1.000
 Ivabradine (%)10 (34.5)24 (33.3)1.000
 SGLT2 inhibitor (%)2 (6.9)7 (9.7)0.948
Echocardiographic parameters
 LVESV, mL138.1 (114.18–205.2)140.8 (111.73–198.1)0.770
 LVEF, %25.0 (20.0–30.0)24.0 (20.0–29.0)0.833
 LAVI, mL/m260.0 (44.0–70.9)40.0 (31.5–51.8)0.001
 RVSP, mmHg40.5 (29.8–54.5)25.0 (22.0–36.0)0.002
 E/e′26.7 (14.8–31.8)15.8 (11.6–18.9)<0.001
Implanted CRT type0.640
 CRT-D (%)29 (100)69 (95.8)
 CRT-P (%)0 (0)3 (3.9)
Post QRS duration, ms150 ± 18147 ± 210.405
Biventricular pacing (%)96 ± 498 ± 20.058

Data are expressed as the mean ± standard deviation, median (IQR), and absolute numbers (%).

ACEI, angiotensin-converting enzyme inhibitor; AF, atrial fibrillation; AFL, atrial flutter; ARB, angiotensin receptor blocker; CRT, cardiac resynchronization therapy; CRT-D, cardiac resynchronization therapy defibrillator; CRT-P, cardiac resynchronization therapy pacemaker; NYHA, New York Heart Association; MRAs, mineralocorticoid receptor antagonists; LAVI, left atrial volume index; LBBB, left bundle branch block; LVEDV, end-diastolic volume of the left ventricle; LVEF, left ventricular ejection fraction; LVESV, end-systolic volume of the left ventricle; RVSP, right ventricular systolic pressure; SGLT2, sodium-glucose cotransporter-2.

Table 1

Baseline characteristics of patients according to CRT response status

 Non-responderResponderP-value
 (n = 29)(n = 72) 
Age, years66.6 ± 11.365.5 ± 11.40.662
Male (%)19 (65.5)34 (47.2)0.148
Hypertension (%)8 (27.6)23 (31.9)0.848
Diabetes mellitus (%)9 (31.0)25 (34.7)0.903
Chronic kidney disease (%)4 (13.8)9 (12.5)1.000
AF/AFL (%)9 (31.0)12 (16.7)0.181
LBBB (%)18 (62.1)70 (97.2)<0.001
QRS duration, ms156 ± 17167 ± 170.006
Pre-NYHA classification1.000
2 (%)13 (44.8)34 (47.2)
3 (%)16 (55.2)38 (52.8)
Medications
 ACEI/ARBs (%)8 (27.6)20 (27.8)1.000
 Sacubitril/valsartan (%)20 (69.0)52 (72.2)0.933
 Beta-blockers (%)24 (82.8)70 (97.2)0.031
 MRAs (%)23 (79.3)63 (87.54)0.461
 Loop diuretics (%)26 (89.7)63 (87.5)1.000
 Ivabradine (%)10 (34.5)24 (33.3)1.000
 SGLT2 inhibitor (%)2 (6.9)7 (9.7)0.948
Echocardiographic parameters
 LVESV, mL138.1 (114.18–205.2)140.8 (111.73–198.1)0.770
 LVEF, %25.0 (20.0–30.0)24.0 (20.0–29.0)0.833
 LAVI, mL/m260.0 (44.0–70.9)40.0 (31.5–51.8)0.001
 RVSP, mmHg40.5 (29.8–54.5)25.0 (22.0–36.0)0.002
 E/e′26.7 (14.8–31.8)15.8 (11.6–18.9)<0.001
Implanted CRT type0.640
 CRT-D (%)29 (100)69 (95.8)
 CRT-P (%)0 (0)3 (3.9)
Post QRS duration, ms150 ± 18147 ± 210.405
Biventricular pacing (%)96 ± 498 ± 20.058
 Non-responderResponderP-value
 (n = 29)(n = 72) 
Age, years66.6 ± 11.365.5 ± 11.40.662
Male (%)19 (65.5)34 (47.2)0.148
Hypertension (%)8 (27.6)23 (31.9)0.848
Diabetes mellitus (%)9 (31.0)25 (34.7)0.903
Chronic kidney disease (%)4 (13.8)9 (12.5)1.000
AF/AFL (%)9 (31.0)12 (16.7)0.181
LBBB (%)18 (62.1)70 (97.2)<0.001
QRS duration, ms156 ± 17167 ± 170.006
Pre-NYHA classification1.000
2 (%)13 (44.8)34 (47.2)
3 (%)16 (55.2)38 (52.8)
Medications
 ACEI/ARBs (%)8 (27.6)20 (27.8)1.000
 Sacubitril/valsartan (%)20 (69.0)52 (72.2)0.933
 Beta-blockers (%)24 (82.8)70 (97.2)0.031
 MRAs (%)23 (79.3)63 (87.54)0.461
 Loop diuretics (%)26 (89.7)63 (87.5)1.000
 Ivabradine (%)10 (34.5)24 (33.3)1.000
 SGLT2 inhibitor (%)2 (6.9)7 (9.7)0.948
Echocardiographic parameters
 LVESV, mL138.1 (114.18–205.2)140.8 (111.73–198.1)0.770
 LVEF, %25.0 (20.0–30.0)24.0 (20.0–29.0)0.833
 LAVI, mL/m260.0 (44.0–70.9)40.0 (31.5–51.8)0.001
 RVSP, mmHg40.5 (29.8–54.5)25.0 (22.0–36.0)0.002
 E/e′26.7 (14.8–31.8)15.8 (11.6–18.9)<0.001
Implanted CRT type0.640
 CRT-D (%)29 (100)69 (95.8)
 CRT-P (%)0 (0)3 (3.9)
Post QRS duration, ms150 ± 18147 ± 210.405
Biventricular pacing (%)96 ± 498 ± 20.058

Data are expressed as the mean ± standard deviation, median (IQR), and absolute numbers (%).

ACEI, angiotensin-converting enzyme inhibitor; AF, atrial fibrillation; AFL, atrial flutter; ARB, angiotensin receptor blocker; CRT, cardiac resynchronization therapy; CRT-D, cardiac resynchronization therapy defibrillator; CRT-P, cardiac resynchronization therapy pacemaker; NYHA, New York Heart Association; MRAs, mineralocorticoid receptor antagonists; LAVI, left atrial volume index; LBBB, left bundle branch block; LVEDV, end-diastolic volume of the left ventricle; LVEF, left ventricular ejection fraction; LVESV, end-systolic volume of the left ventricle; RVSP, right ventricular systolic pressure; SGLT2, sodium-glucose cotransporter-2.

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