Table 1 Pre-implant characteristics

Age (years)

72 (65–77)^a

72 (67–76)^a

72 (64–77)^a

0.91

Male

103 (67)

35 (74)

68 (64)

0.26

LVEF (%)

60 ± 4

59 ± 4

61 ± 3

0.01

QRS duration

119 ± 30

125 ± 32

117 ± 29

0.14

Comorbidities

 Ischemic heart disease

9 (6)

2 (4)

7 (7)

0.72

 Valvular heart disease

12 (8)

4 (9)

8 (8)

1.0

 Atrial fibrillation

15 (10)

2 (4)

13 (12)

0.15

 Hypertension

106 (69)

35 (74)

71 (67)

0.45

 Diabetes

35 (23)

16 (34)

19 (18)

0.04

 History of smoking

65 (43)

24 (51)

41 (39)

0.16

 eGFR (ml/min/1.73 m²)

75 ± 15

72 ± 15

76 ± 16

0.17