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Table 5 Time 1 to Time 2 difference of the 4 Hz FMAER, paired t-tests

From: Corticosteroid therapy in regressive autism: a retrospective study of effects on the Frequency Modulated Auditory Evoked Response (FMAER), language, and behavior

  STAR group NSA group
Electrode Mean diff. T p Mean diff. T p
F3 47.18 2.57 0.0188 16.83 1.17 n.s.
C3 24.15 3.02 0.0070 15.45 1.35 n.s.
P3 10.49 1.25 n.s. 3.23 1.04 n.s.
F7 3.38 0.51 n.s. 3.26 0.72 n.s.
T7 15.49 2.83 0.0106 6.31 0.83 n.s.
P7 65.08 2.37 0.0283 24.69 1.71 n.s.
TP9 56.91 3.31 0.0037 31.77 1.78 n.s.
F4 64.31 2.41 0.0260 20.89 1.21 n.s.
C4 22.66 3.12 0.0056 13.48 1.15 n.s.
P4 10.52 1.96 n.s. 3.12 0.59 n.s.
F8 18.47 1.44 n.s. 8.02 0.95 n.s.
T8 30.60 1.87 n.s. 1.08 0.07 n.s.
P8 77.83 2.86 0.0100 35.87 1.36 n.s.
TP10 83.49 2.41 0.0260 36.03 1.51 n.s.
  1. T = t-test score; p = probability; n.s. = not significant;
  2. Mean Diff. = mean of pre to post difference of 4 Hz FMAER spectral power, μV2/Hz.
  3. For electrode locations see Figure 1.