Table 7

Baseline Clinical and Demographic Characteristics of Patients Who Had HFH or Were Upgraded to Biventricular Pacing

His Bundle Pacing (n = 41)RV pacing (n = 78)p Value
Age, yrs79 ± 878 ± 90.72
Male23 (56)40 (51)0.62
Medical history
 Hypertension40 (98)70 (90)0.13
 Diabetes22 (54)36 (46)0.44
 Coronary artery disease requiring intervention11 (27)20 (26)0.89
 Chronic kidney disease27 (66)36 (46)0.04
 Heart failure22 (54)49 (63)0.33
 Atrial fibrillation31 (76)50 (64)0.20
Baseline medical regimen
 ACE or ARB33 (80)63 (81)0.97
 Beta blockers36 (88)65 (83)0.52
 Spironolactone3 (7)7 (9)0.76
Baseline ejection fraction, %53 ± 1051 ± 120.22
Baseline QRS duration, ms106 ± 21110 ± 290.34
Ventricular pacing burden55 ± 4465 ± 410.25
Sinus node dysfunction15 (37)28 (36)0.94
AV conduction disease26 (63)50 (64)0.94

Values are mean ± SD or n (%). p values <0.05 (bold) were considered statistically significant.

Abbreviations as in Tables 1, 3, and 5.