. Author manuscript; available in PMC: 2021 Feb 26.

Published in final edited form as: J Cardiovasc Electrophysiol. 2017 Aug 4;28(10):1158–1166. doi: 10.1111/jce.13283

Table 5. Secondary Rotor Formation and Rotor Meander Increases ECG Voltage Variability.

Maximal Percent Amplitude Difference
	Vector Combination	P value
Single Stationary Rotor	32±8%
Secondary Rotor Formation	113±26%	0.007
Meandering Rotor	107±14%	0.001
Standard Deviation of Normalized Amplitudes
	Vector Combination	P value
Single Stationary Rotor	0.08±0.02
Secondary Rotor Formation	0.59±0.17	0.007
Meandering Rotor	0.57±0.05	0.0001