From: Corticosteroid therapy in regressive autism: a retrospective study of effects on the Frequency Modulated Auditory Evoked Response (FMAER), language, and behavior
Group
Average DSM-IV Score
d.f.
T
p
t-test of mean of 14 scores (see text and Table 3)
Before
2.0677
38
7.261
0.00001
After
0.9857