Table 6

Differences in Hemodynamic and Chronic Response Between DCM and ICM

DDD-LV Pacing
% Decrease in ESV≥15% Decrease in ESVAAI Pacing Mean dP/dtmaxMean dP/dtmax% Change
All, n = 3216 ± 2418 (56%)798 ± 197910 ± 18816 ± 17
DCM, n = 2119 ± 2113 (61%)766 ± 205887 ± 18519 ± 18
ICM, n = 118 ± 285 (45%)857 ± 173953 ± 19312 ± 14

DCM = dilated cardiomyopathy; ICM = ischemic cardiomyopathy; other abbreviations as in Table 3.

Values are mean ± SD or n (%).

  • Significant difference between AAI pacing (p < 0.05).