Table 1.
Characteristics of the “Young” Patient and Control Subgroups
| Subgroup | Young normal control n = 33 (19 F, 14 M) |
Young alcoholic patients n = 14 (7 F, 7 M) |
Patients with major depressive disorder n = 9 (6 F, 3 M) |
Patients with PTSD n = 7 (5 F, 2 M) |
Schizophrenic patients n = 9 (6 F, 3 M) |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| M | SD | Range | M | SD | Range | M | SD | Range | M | SD | Range | M | SD | Range | |
| Age (years) | 31.15 | 11.03 | 18–49 | 40.50 | 6.05 | 30–49 | 44.56 | 7.60 | 33–54 | 45.71 | 12.38 | 28–67 | 38.44 | 9.17 | 21–48 |
| Education (years) | 16.00 | 1.68 | 12–20 | 15.21 | 2.55 | 12–19 | 16.44 | 2.01 | 13–19 | 16.43 | 1.40 | 14–18 | 13.78 | 3.35 | 8–19 |
| Full-scale IQ | 118.97 | 13.82 | 95–145 | 109.57 | 15.05 | 75–130 | 112.44 | 18.15 | 87–143 | 109.71 | 6.87 | 99–121 | 100.11 | 18.46 | 75–122 |
Note. PTSD = posttraumatic stress disorder. Group means and standard deviations are listed for age, education, and full scale IQ. The subgroups were statistically equivalent with respect to the above measures (α = .05 assessed by the Tukey’s honestly significant difference post hoc procedure).