Table 2.

Group mean baseline PPI values (under perceived prepulse/masker colocation and before the conditioning/conditioning-control manipulation)

Groups	Lower-frequency prepulse (%)	Higher-frequency prepulse (%)
A1/KYNA (n = 12)	31.7 ± 7.1	31.5 ± 8.9
A1/vehicle (n = 12)	32.7 ± 9.4	32.8 ± 11.1
LA/KYNA (n = 12)	34.6 ± 12.2	34.6 ± 11.9
LA/vehicle (n = 12)	36.6 ± 17.4	36.4 ± 15.7
PPC/KYNA (n = 12)	31.2 ± 7.5	30.5 ± 7.9
PPC/vehicle (n = 12)	34.4 ± 7.0	32.0 ± 7.8
S1BF/KYNA (n = 10)	36.0 ± 7.4	36.9 ± 7.8

Values represent mean ± SD.