Table 3.

Mixed linear model results for control NH animals (n = 5357 conditions)

Type III tests of fixed effectsa
Source	Numerator df	Denominator df	F	Sig
Freq	4	282	34.930	< 0.001
Level	4	282	29.235	< 0.001
Treatmentb	2	282	1.916	0.149
Freq* level	16	282	12.139	< 0.001
Freq* treatment	8	282	0.156	0.996
Level* treatment	8	282	0.398	0.921
Freq* level * Treatment	32	282	0.069	1.000

^aDependent Variable: SP

^bTreatments are PreDrug, Post TTX, and Post KA