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. Author manuscript; available in PMC: 2016 Oct 6.
Published in final edited form as: J Neurophysiol. 2006 Feb 22;95(5):2933–2946. doi: 10.1152/jn.01296.2005

TABLE 3.

PI values obtained under pharmacological blockade of feedback for local and global stimulation geometries

Control, % Block, %
Local 40.21 ± 15.65 27.91 ± 7.33**
Global 25.42 ± 13.27 18.41 ± 8.70
**

Significant change in PI contingent on pharmacological blockade using a pairwise t-test at the P = 0.01 level with n = 10.