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. 2014 Nov 26;5:169. doi: 10.3389/fpsyt.2014.00169

Table 1.

Patient and anatomical magnetic resonance imaging (MRI) descriptives at baseline of severely unipolar depressed patients (n = 53) treated with electroconvulsive therapy (ECT).

Mean ± SD or n (%)
Patient characteristics
Age (in years) 57.1 ± 14.3
Male gender 21 (39.6)
MADRS score at baseline 36.0 ± 8.1
Presence of psychotic features 16 (30.2)
Previously treated with ECT 12 (22.6)
Total number of sessions 18.2 ± 7.4
Concomitant medication
Benzodiazepines 33 (62.3)
Anti-depressants 35 (66.0)
Anti-psychotics 34 (64.2)
Anti-epileptics 2 (3.8)
MRI volumes of regions of interest (in mm3)
Bilateral amygdala 4741 ± 624
Bilateral hippocampus 6711 ± 972

SD, standard deviation; MADRS, Montgomery–Åsberg Depression Rating Scale.