Age (years)
|
61 ± 13
|
61 ± 13
|
62 ± 12
|
0.72
|
Male, n (%)
|
18 (55)
|
7 (39)
|
11 (73)
|
0.08
|
NICM, n (%)
|
26 (79)
|
17 (94)
|
9 (60)
|
0.03
|
NHYA functional class
|
2.8 ± 0.4
|
2.8 ± 0.4
|
2.8 ± 0.4
|
0.86
|
Comorbidities, n (%)
|
Coronary artery disease
|
10 (30)
|
2 (11)
|
8 (53)
|
0.02
|
Diabetes mellitus
|
9 (27)
|
5 (28)
|
4 (27)
|
0.94
|
Hypertension
|
16 (49)
|
8 (44)
|
8 (53)
|
0.73
|
Dyslipidemia
|
17 (52)
|
8 (44)
|
9 (60)
|
0.49
|
Chronic kidney disease
|
7 (21)
|
3 (17)
|
4 (27)
|
0.67
|
Atrial fibrillation
|
7 (21)
|
4 (22)
|
3 (20)
|
0.88
|
Medications, n (%)
|
ACE inhibitor/ARB
|
32 (97)
|
18 (100)
|
14 (93)
|
0.46
|
Beta-blocker
|
32 (97)
|
18(100)
|
14 (93)
|
0.46
|
Aldosterone antagonist
|
11 (33)
|
6 (33)
|
5 (33)
|
1.00
|
Diuretic
|
23 (70)
|
13 (72)
|
10 (67)
|
0.73
|
Statin
|
18 (55)
|
8 (44)
|
10 (67)
|
0.30
|
Clinical variables
|
Body mass index (kg/m2)
|
28 ± 5
|
29 ± 4
|
28 ± 6
|
0.89
|
Resting heart rate (bpm)
|
73 ± 14
|
75 ± 17
|
71 ± 10
|
0.42
|
Serum creatinine (mg/dl)
|
1.06 ± 0.24
|
1.06 ± 0.24
|
1.07 ± 0.26
|
0.90
|
Favorable ECG patterna, n (%)
|
13 (39)
|
9 (50)
|
4 (27)
|
0.28
|
Echocardiographic variables
|
End-systolic volume (ml)
|
150 ± 71
|
143 ± 61
|
159 ± 84
|
0.55
|
Ejection fraction (%)
|
28 ± 9
|
27 ± 8
|
30 ± 9
|
0.37
|
Mitral regurgitation grade
|
1.1 ± 0.8
|
1.1 ± 0.7
|
1.1 ± 0.9
|
0.87
|
CMR findings
|
Maximum wall delay (ms)
|
432 ± 120
|
455 ± 104
|
404 ± 135
|
0.23
|
Type II pattern, n (%)
|
20 (61)
|
14 (78)
|
6 (40)
|
0.038
|
Septal flash, n (%)
|
27 (82)
|
17 (94)
|
10 (67)
|
0.07
|
No scar, n (%)
|
25 (76)
|
16 (89)
|
9 (60)
|
0.10
|
Concordant CRT lead, n (%)
|
18 (55)
|
13 (72)
|
5 (28)
|
0.038
|
Combined type II pattern and concordant CRT lead, n (%)
|
12 (36)
|
11 (61)
|
1 (7)
|
0.003
|