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. Author manuscript; available in PMC: 2012 Jan 1.
Published in final edited form as: Neuroimage. 2010 Mar 31;54S1:S238–S246. doi: 10.1016/j.neuroimage.2010.03.068

Table 4.

Spearman’s rho correlation coefficients for the relationship of verbal fluency performance with stimulation at different contacts to patient-specific modeling indices.

VTA inside STN VTA outside STN Total VTA PVO-STN
Letter fluency standardized residual change
Dorsal (N=14) 0.19 0.02 0.09 0.18
Optimal (N=16) 0.54* 0.02 0.52* 0.51*
Ventral (N=15) −0.60* 0.57 −0.24 −0.31
Category fluency standardized residual change
Dorsal (N=14) 0.37 −0.42 −0.34 0.36
Optimal (N=16) 0.42 −0.09 0.27 0.35
Ventral (N=15) 0.10 −0.15 −0.06 0.18
*

Indicates significance at the p<0.05 level.

Note. Negative change values indicate lower than predicted scores obtained with stimulation relative to OFF stimulation, and positive values indicate higher than predicted scores.