Table 2.
Neuropsychological assessment of probands with and without enuresis
| Variable | SCZ + Enuresis (n = 45) | SCZ − Enuresis (n = 166) | Group comparison |
|---|---|---|---|
| General intelligence | |||
| WAIS-FSIQ | 92.3 (9.3) | 92.2 (12.0) | t = −0.03, P = 0.98 |
| Academic skill | |||
| WRAT reading | 99.6 (12.8) | 101.5 (11.9) | t = 0.95, P = 0.34 |
| Psychomotor speed | |||
| Trails A | 41.8 (18.8) | 38.2 (15.3) | t = −1.29, P = 0.20 |
| Trails B | 95.9 (50.2) | 96.1 (52.2) | t = 0.02, P = 0.98 |
| Working memory | |||
| N-back (1-back) | 0.66 (0.25) | 0.68 (0.25) | t = 0.77, P = 0.77 |
| N-back (2-back) | 0.51 (0.23) | 0.50 (0.23) | t = −0.06, P = 0.95 |
| Problem solving | |||
| WCST %PE | 39.2 (11.7) | 39.4 (12.0) | t = 0.09, P = 0.93 |
| Episodic memory | |||
| CVLT standard | 23.1 (16.8) | 23.4 (15.6) | t = 0.12, P = 0.91 |
| CVLT corrected | 39.3 (12.8) | 39.6 (11.5) | t = 0.16, P = 0.88 |
| Speeded verbal retrieval | |||
| Letter fluency | 31.1 (10.1) | 35.2 (12.6) | t = 1.97, P = 0.05* |
| Category fluency | 33.6 (9.4) | 37.7 (11.7) | t = 2.15, P = 0.03* |
WRAT = Wide Range Achievement Test; WCST = Wisconsin Card Sorting Test; %PE = percentage of perseverative errors; CVLT = California Verbal Learning Test; *P ≤ 0.05.