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. Author manuscript; available in PMC: 2008 Jun 16.
Published in final edited form as: Behav Neurosci. 2003 Dec;117(6):1181–1195. doi: 10.1037/0735-7044.117.6.1181

Table 4.

Mean (± SEM) Unconditioned Response (UR) Measures During Trace Conditional Discrimination Learning

Group UR onset latency (ms) S+ UR peak latency (ms) S- UR amplitude (mV) S+ UR duration (ms) S-
NC 727 ± 4.98 778 ± 3.3 49 ± 3.4 71 ± 5.0
MT 738 ± 3.6 780 ± 2.5 36 ± 3.7 58 ± 3.7

Note. S+ = reinforced stimulus; S- = nonreinforced stimulus; NC = normal control participants; MT = medial temporal lobe amnesic patients.