Skip to main content

Table 2 Shock levels and skin-conductance responses (in square root microSiemens, μS1/2) to the conditioned stimulus, the unconditioned stimulus (US) and the omitted US ± standard error (significant P values in bold).

From: An fMRI study of unconditioned responses in post-traumatic stress disorder

  PTSDa TENCb P
Shock level, mA 2.13 ± 0.16 2.20 ± 0.18 0.77
CSc+ response, μS1/2 0.27 ± 0.08 0.17 ± 0.04 0.24
CS- response, μS1/2 0.08 ± 0.04 -0.01 ± 0.04 0.04
Unconditioned response, μS1/2 0.79 ± 0.11 0.71 ± 0.07 0.56
Omitted US response, μS1/2 0.26 ± 0.05 0.21 ± 0.03 0.36
  1. aPost-traumatic stress disorder.
  2. bTrauma-exposed normal control.
  3. cCS, conditional stimulus (positive or negative).