Table 3.

Post hoc comparison with Sidak adjustment for two way RM-ANOVA analysis of the perception threshold for current (IPT) and charge (QPT)

Factor	Patch electrode		Pin electrode
	Effect	p value	Effect	p-value
IPT
Duration (5 ms)	Exp > B.Exp	< 0.001	Exp > Lin	0.049
	Exp > Rec	< 0.001	Exp > Rec	0.05
	Lin > B.Exp	0.042
	Lin > Rec	< 0.001
	B.Exp > Rec	< 0.001
Duration (50 ms)	B.Exp > Exp	< 0.001	No differences
	Exp > Rec	< 0.001
	B.Exp > Rec	< 0.001
	Lin > Rec	0.053
Pulse shape (Exp)	5 > 50	< 0.001	5 > 50	< 0.001
Pulse shape (Lin)	5 = 50	0.408	5 > 50	< 0.001
Pulse shape (B.Exp)	5 = 50	0.066	5 > 50	< 0.001
Pulse shape (Rec)	5 > 50	0.009	5 > 50	< 0.001
QPT
Duration (5 ms)	Exp < Lin	0.006	No differences
	Exp < B.Exp	< 0.001
	Exp < Rec	< 0.001
	Lin < B.Exp	0.001
	Lin < Rec	< 0.001
	B.Exp < Rec	0.006
Duration (50 ms)	Exp < Lin	0.003	Exp < B.Exp	0.029
	Exp < B.Exp	< 0.001	Exp < Rec	0.005
	Exp < Rec	< 0.001
	Lin < B.Exp	< 0.001
	B.Exp > Rec	0.017
Pulse shape (Exp)	50 > 5	< 0.001	50 > 5	< 0.001
Pulse shape (Lin)	50 > 5	< 0.001	50 > 5	< 0.001
Pulse shape (B.Exp)	50 > 5	< 0.001	50 > 5	< 0.001
Pulse shape (Rec)	50 > 5	< 0.001	50 > 5	< 0.001