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Mean (SD) standardized residual change scores of verbal fluency performance at each of the three stimulation conditions relative to OFF stimulation. Negative values indicate lower than predicted scores obtained with stimulation relative to OFF stimulation, and positive values indicate higher than predicted scores.
| Optimal | Dorsal | Ventral | |
|---|---|---|---|
| Letter Fluency | 0.17 (3.00) | −0.63 (2.57) | 0.05 (3.46) |
| Semantic Fluency | −0.09 (3.56) | −0.17 (3.67) | −0.73 (2.96) |
