Table 3.
Neuropsychological outcome following shunt surgery
| Test | N | Pre‐shunt Mean (SD) | Postshunt Mean (SD) | t | df | P |
|---|---|---|---|---|---|---|
| MMSE | 12 | 23.92 (3.40) | 24.58 (3.92) | −0.70 | 11 | 0.497 |
| AES‐S | 10 | 18.60 (7.95) | 15.60 (9.06) | 1.15 | 9 | 0.278 |
| GDS‐15 | 10 | 5.10 (2.51) | 5.10 (3.93) | 0.00 | 9 | 1.000 |
| Phonemic fluency | 12 | 29.75 (14.20) | 30.33 (16.96) | −0.19 | 11 | 0.853 |
| Semantic fluency | 11 | 10.00 (3.98) | 13.45 (3.83) | −2.40 | 10 | 0.038* |
| HVLT immediate | 12 | 3.83 (1.40) | 4.58 (1.68) | −3.00 | 11 | 0.012* |
| HVLT learning | 12 | 13.83 (4.86) | 17.50 (6.07) | −2.70 | 11 | 0.020* |
| HVLT delayed | 12 | 2.17 (2.76) | 3.08 (4.17) | −0.74 | 11 | 0.473 |
MMSE, Mini‐Mental State Examination; AES‐S, self‐rated State Apathy Evaluation; GDS‐15, Geriatric Depression Scale short form; HVLT, Hopkins Verbal Learning Test
*
P < 0.05.