1 eral episodes of AF were induced by a single extrastimulus.

2 ivation time, and diastolic interval of each extrastimulus and beat of nonsustained VT were compared

3 activity between the termination of the last extrastimulus and the initiation of VT (123+/-31 ms).

4                           Prematurity of the extrastimulus and time to first atrial tachycardia compl

5 nd turbulence onset were calculated for each extrastimulus, and the linear regressions of these param

6 e potentials, which delay with a decremental extrastimulus (decrement evoked potentials or DEEPs), ar

7 2:1 block to 1:1 conduction by a ventricular extrastimulus indicate that, regardless of the presence

8 was similar between all three groups, but at extrastimulus intervals >350 ms, APD90 was shorter in bo

9 teady state cycle length relation and during extrastimulus intervals (from 800 ms to refractoriness)

10 se of electrical restitution (200- to 300-ms extrastimulus intervals) was similar between all three g

11       In every patient, a single ventricular extrastimulus introduced during the tachycardia converte

12  pacing was contrasted with AF induced by an extrastimulus, it tended to have a more disorganized pat

13 e frequency with which AF was induced during extrastimulus pacing increased progressively from 16.7%

14 titution was measured by either the standard extrastimulus (S1S2) method or the dynamic rapid pacing

15 300 to 700 ms, while ERPs were determined by extrastimulus technique using the MAP recording-pacing c

16 es were used to measure the local ERP by the extrastimulus technique.

17                  When analyzed from the last extrastimulus up to the fifth VT cycle, the standard dev

18                                           An extrastimulus was delivered from the right ventricular a

19 esponse to atropine and a single ventricular extrastimulus was observed.