Table 1.
Means and standard deviations for the demographic and baseline neuropsychological data.
| Frontal Patients (N = 34) | Posterior Patients (N = 19) | Healthy Controls (N = 39) | |
|---|---|---|---|
| Time between damage and assessment (days) | 246.53(614.88) | 152.86(197.25) | N/A |
| Age (years) | 49.85 | 51.58 | 54.59 |
| (15.70) | (15.46) | (4.70) | |
| Gender (Male/Female) | 20/14 | 11/8 | 16/23 |
| Education (years) | 14.79 | 12.79 | 13.85 |
| (3.00) | (3.24) | (3.05) | |
| NART IQ | 111.84 | 108.21 | 112.79 |
| (9.03) | (9.55) | (8.05) | |
| GDAT (max = 24) | 13.95(5.22) | 9.33**(5.50) | 16.00(5.32) |
| GNT (max = 30) | 21.39** | 20.78** | 24.36 |
| (4.33) | (3.98) | (3.16) | |
| Information subtest (max = 28) | 21.50 | 19.20 | 22.79 |
| (6.38) | (5.18) | (3.73) | |
| RAPM (max = 12) | 9.05(2.66) | 7.22(2.22) | 8.56(1.98) |
* = p < .05, ** = p < .01, *** = p < .001 compared to healthy controls.
NART = National Adult Reading Test; GDAT = Graded Difficulty Arithmetic Test; GNT = Graded Naming Test; RAPM = Ravens Advanced Progressive Matrices.