Table 1 Variability of AP parameters within individual and among all 32 clusters paced at 90 bpm.

From: Variability of Action Potentials Within and Among Cardiac Cell Clusters Derived from Human Embryonic Stem Cells

 

APD30

APD80

Triangulation

Fractional repolarization

Individual Mean

46 to 188 ms

85 to 257 ms

45 to 117 ms

0.27 to 0.51

Overall Mean

85 ms

137 ms

70 ms

0.41

Individual SD

4.3 to 30 ms

6.5 to 34 ms

4.8 to 58 ms

0.03 to 0.11

Overall SD

33 ms

41 ms

24 ms

0.09

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