Clinical demographics Clinical demographics Clinical demographics Clinical demographics Clinical demographics ECG ECG ECG Procedural details Procedural details Procedural details Procedural details Procedural details Procedural details Procedural details
Patient
Age (y)
Sex
PPM indication
Significant Comorbidities
LVEF (%)
AF
Underlying BBB Baseline QRSd (ms)
Procedural time, PT/ Fluoroscopic time, FT (min)
Unipolar Impedance (ohms)
Bipolar threshold
R wave (mV)
LVAT (ms)
Final QRSd (ms)
LBBP success
1
60
Male
SSS
HTN, HLD
69
Yes
RBBB
129
PT: 120 FT: 28
650
0.8V @ 1ms
5.5
55
130
Yes
2
56
Male
CHB
IHD, MVP with severe MR s/p MV repair
60
Yes
Nil
100
PT: 180 FT: 76.35
860
1.1V @ 1ms
7.7
70
119
Yes
3
69
Female
SSS
HTN, HLD, NICMP
48
Yes
Nil
88
PT: 150 FT: 49.5
996
1.1V @ 1ms
3.6
58
100
Yes
4
84
Male
CHB
DM, HTN, HLD
50
Yes
RBBB
159
PT:160 FT: 46.08
540
1.4V@ 0.5ms
4.7
80
131
Yes
5
72
Male
2:1 AVB
DM, HTN, HLD, prior CCF, CKD
65
No
Nil
98
PT: 120 FT: 21.44
600
1.0V @ 0.5ms
8
60
100
Yes
6
62
Male
CHB
HLD, Severe AS s/p SAVR
62
No
LBBB
147
PT: 80 FT: 16.12
480
0.8V @ 0.5ms
10
65
120
Yes
7
58
Male
CHB
HTN, HLD, IHD, LA myxoma s/p excision
35
No
LBBB
130
PT: 100 FT: 24.2
490
0.5V @ 0.4ms
7
75
120
Yes
8†
75
Male
CRT
HTN, HLD, IHD
15
Yes
LBBB
150
PT: 231 FT: 75.25
670
0.6 @ 0.4ms
10.9
N/A
103 (BiVp)
No
9
69
Female
2:1 AVB
DM, HTN, HLD
63
No
RBBB + LAFB
131
PT: 80 FT: 13.02
800
0.6V @ 0.4ms
5.2
60
100
Yes
10
73
Male
2:1 AVB
DM, HLD, prior CCF
65
No
Nil
116
PT: 70 FT: 16.36
716
1.0V @ 1ms
9
70
110
Yes
11
67
Male
Tachy-brady
HTN, Persistent L sided SVC
64
Yes
Nil
105
PT: 115 FT: 38.34
890
0.4V @ 0.5ms
11
50
120
Yes
12
80
Male
SSS
HTN, HLD, IHD, CKD
63
Yes
Nil
98
PT: 90 FT: 27.1
530
0.5V @ 0.4ms
12
60
89
Yes
13
78
Female
Tachy-brady
DM, HTN, CKD, prior L breast Ca s/p SMAC
63
Yes
Nil
89
PT: 120 FT: 16.16
769
1.0V @ 0.5ms
9.3
70
100
Yes
14
77
Male
Tachy-brady
DM, HTN, HLD, NICMP
43
Yes
LAFB
108
PT: 150 FT: 34.54
650
0.75V @ 0.4ms
8
80
110
Yes
15†
74
Female
CHB
Bilateral visual impairment
64
No
Nil
114
PT: 120 FT: 15.29
652
0.7V @ 0.4ms
12.2
70
142 (RV mid-septum)
No
16
73
Male
Tachy-brady
Nil
54
Yes
Nil
90
PT: 60 FT: 9.27
638
0.4V @ 0.4ms
7.7
60
125
Yes
17
92
Female
CHB
HTN, HLD, IHD, severe AS s/p TAVI
62
Yes
Alternating LBBB/ RBBB
147
PT: 92 FT: 13.11
558
0.4V @ 0.4ms
5.2
65
100
Yes
18
88
Female
Tachy-brady
DM, HTN, HLD, IHD, CKD
49
Yes
LBBB
142
PT: 60 FT: 6.21
500
0.6V @ 0.4ms
9
50
108
Yes
19
67
Male
CHB
DM, HTN, IHD
65
No
RBBB + LAFB
152
PT: 110 FT: 29.26
693
0.6V @ 0.4ms
5.9
62
120
Yes
20†
79
Female
Tachy-brady
HTN, HLD
59
Yes
Nil
106
PT: 130 FT: 23.5
543
1.7V @ 1ms
5
80
130 (LV deep septum)
No
21
71
Male
CHB
DM, HTN, HLD, IHD,
55
No
RBBB
136
PT: 120 FT: 22.3
790
0.8V @ 0.4ms
12
65
120
Yes
22
69
Female
SSS
MVP with mod MR, mod-severe TR
65
Yes
Nil
83
PT: 130 FT: 30.4
559
0.6V @ 0.4ms
11.6
65
110
Yes