Table 5.

Paired Analyses of Psychometric Scores for ELBW and Control Children at Age Eight and Teen Years

TestsGroupnAge
8 Years of Age
Mean (SD)
Teen
Mean (SD)
WISC-RELBW(142)90 (19)90 (18)
Control(124)105 (12)102 (13)*
WRAT-R
 ReadingELBW(127)85 (19)86 (20)
Control(124)97 (17)101 (15)5-165
 SpellingELBW(127)82 (19)84 (20)*
Control(124)95 (17)101 (15)5-165
 ArithmeticELBW(126)80 (18)76 (17)**
Control(124)95 (13)92 (15)**
  • Children with NSIs included. Statistics refer to differences between children 8 years of age and teens within cohorts:

  • * P < .05;

  • ** P < .01; and

  • F5-165 P < .0001.