Table 2.
Accuracy of facial expression recognition following citalopram or placebo assessed after the functional magnetic resonance imaging scana
| Expression | Citalopram (n = 13) Mean (s.e.) | Placebo (n = 13) Mean (s.e.) | Significance |
|---|---|---|---|
| Anger | 21.2 (1.2) | 18.6 (1.03) | t(24) = 1.6, P = 0.12 |
|
Disgust
|
13.7 (1.6)
|
18.2 (1.5)
|
t(24) = –2.0, P = 0.06
|
|
Fear
|
19.2 (1.1)
|
17.5 (1.2)
|
t(24) = 0.99, P = 0.33
|
|
Happiness
|
25.8 (0.4)
|
24 (0.8)
|
t(24) = 2.06, P = 0.05
|
|
Sadness
|
18.4 (1.6)
|
17.4 (1.6)
|
t(24) = 0.45, P = 0.904
|
|
Surprise
|
21 (1.6)
|
22 (0.9)
|
t(24) = –0.54, P = 0.66
|
|
Neutral
|
7.6 (0.4)
|
7.5 (0.5)
|
t(24) = 0.12, P = 0.59
|
a.
Recognition accuracy for happy facial expressions was significantly increased in the citalopram group compared with the placebo group