Table 3: Estimated annual change in STN stimulation parameters.


Parameter Mean Setting Standard Deviation Mean Annual Change Standard Deviation of Change Minimum Change Maximum Change
Amplitude (V) 1.41 0.75 0.76 1.08 -0.12 5.79
Frequency (Hz) 135.74 44.13 7.42 19.97 -4.5 101.81
Pulse Width (Ás) 66.89 26.87 6.34 12.50 -5.35 54.09