Table 4.

The Group Means (and Standard Deviations) of the WISC-R Scores and the NEPSY Sum Scores of the Preterm Children With and Without Periventricular Leukomalacia (PVL) and of Their Matched Control Children

Preterm Children Without PVL (n = 28)Matched Control Children (n = 28)Preterm Children With PVL (n = 13)Matched Control Children (n = 13)
Full scale IQ97.8  (15.8)105.2  (9.9)97.2  (13.1)101.0  (10.9)
Total raw scores95.1  (16.7)107.6  (13.3)96.5  (18.0)102.2  (15.3)
Performance IQ97.9  (14.1)108.6  (9.7)97.2  (9.3)103.9  (12.1)
Performance raw scores48.8  (10.3)56.4  (6.8)48.3  (6.7)53.0  (8.5)
Verbal IQ94.2  (10.9)101.0  (11.9)97.8  (13.8)98.7  (10.7)
Verbal raw scores46.4  (7.9)51.2  (9.7)48.6  (11.3)49.2  (8.7)
NEPSY
Attention sum score I (n errors)8.2  (8.3)7.4  (4.8)5.3  (4.3)5.6  (4.0)
Attention sum score II163.7  (5.7)166.6  (3.2)164.5  (5.5)164.5  (6.5)
Language sum score75.2  (7.7)80.1  (10.5)79.4  (13.9)80.2  (16.3)
Sensorimotor sum score24.4  (2.8)25.0  (2.3)24.0  (3.3)26.2  (1.8)
Visuospatial sum score42.2  (6.3)46.7  (5.3)42.3  (7.7)43.5  (5.5)
Memory
 Immediate recall75.7  (14.2)79.2  (11.5)78.9  (11.3)84.8  (14.6)
 Delayed recall29.5  (5.6)31.0  (4.9)30.0  (4.6)32.8  (3.8)