Table 3

Results of the second phase on 20 patients

No pacing60 bpm70 bpm80 bpmLOWMEDIUM
HR (bpm)89 ± 1790 ± 15***92 ± 1694 ± 1497 ± 16*100 ± 16*
COV0.23 ± 0.060.21 ± 0.04****0.18 ± 0.06*****0.15 ± 0.070.12 ± 0.03**0.12 ± 0.04**
ID (ms)171 ± 59149 ± 28****117 ± 3895 ± 4655 ± 20*48 ± 18*
%Vp11 ± 15****25 ± 29*****47 ± 3481 ± 5*85 ± 6*
Fusion index0.41 ± 0.290.42 ± 0.270.36 ± 0.230.13 ± 0.05*0.13 ± 0.10*
No pacing60 bpm70 bpm80 bpmLOWMEDIUM
HR (bpm)89 ± 1790 ± 15***92 ± 1694 ± 1497 ± 16*100 ± 16*
COV0.23 ± 0.060.21 ± 0.04****0.18 ± 0.06*****0.15 ± 0.070.12 ± 0.03**0.12 ± 0.04**
ID (ms)171 ± 59149 ± 28****117 ± 3895 ± 4655 ± 20*48 ± 18*
%Vp11 ± 15****25 ± 29*****47 ± 3481 ± 5*85 ± 6*
Fusion index0.41 ± 0.290.42 ± 0.270.36 ± 0.230.13 ± 0.05*0.13 ± 0.10*

HR, mean heart rate; COV, coefficient of variation; ID, mean interval difference of consecutive beats; %Vp, percentage of ventricular pacing.

*P< 0.05 vs. no pacing, 60, 70 and 80 bpm. (Dunnett method). **P< 0.05 vs. no pacing, 60 and 70 bpm. (Dunnett method).

***P< 0.05 vs. 80 bpm (Tukey method).

****P< 0.05 vs. 70 and 80 bpm (Tukey method).

*****P< 0.05 vs. 60 and 80 bpm (Tukey method).

Table 3

Results of the second phase on 20 patients

No pacing60 bpm70 bpm80 bpmLOWMEDIUM
HR (bpm)89 ± 1790 ± 15***92 ± 1694 ± 1497 ± 16*100 ± 16*
COV0.23 ± 0.060.21 ± 0.04****0.18 ± 0.06*****0.15 ± 0.070.12 ± 0.03**0.12 ± 0.04**
ID (ms)171 ± 59149 ± 28****117 ± 3895 ± 4655 ± 20*48 ± 18*
%Vp11 ± 15****25 ± 29*****47 ± 3481 ± 5*85 ± 6*
Fusion index0.41 ± 0.290.42 ± 0.270.36 ± 0.230.13 ± 0.05*0.13 ± 0.10*
No pacing60 bpm70 bpm80 bpmLOWMEDIUM
HR (bpm)89 ± 1790 ± 15***92 ± 1694 ± 1497 ± 16*100 ± 16*
COV0.23 ± 0.060.21 ± 0.04****0.18 ± 0.06*****0.15 ± 0.070.12 ± 0.03**0.12 ± 0.04**
ID (ms)171 ± 59149 ± 28****117 ± 3895 ± 4655 ± 20*48 ± 18*
%Vp11 ± 15****25 ± 29*****47 ± 3481 ± 5*85 ± 6*
Fusion index0.41 ± 0.290.42 ± 0.270.36 ± 0.230.13 ± 0.05*0.13 ± 0.10*

HR, mean heart rate; COV, coefficient of variation; ID, mean interval difference of consecutive beats; %Vp, percentage of ventricular pacing.

*P< 0.05 vs. no pacing, 60, 70 and 80 bpm. (Dunnett method). **P< 0.05 vs. no pacing, 60 and 70 bpm. (Dunnett method).

***P< 0.05 vs. 80 bpm (Tukey method).

****P< 0.05 vs. 70 and 80 bpm (Tukey method).

*****P< 0.05 vs. 60 and 80 bpm (Tukey method).

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