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Table 3 Adjusted differences¶ in mean cognitive assessment scores by thyroid status among adolescents: The Third National Health and Nutrition Examination Survey, 1988–94

From: Subclinical thyroid disorders and cognitive performance among adolescents in the United States

   Arithmetic Reading Block Design Digit Span
  n Mean Difference SE Mean Difference SE Mean Difference SE Mean Difference SE
Subclinical hyperthyroidism 30 -0.05 1.14 -0.54 1.19 -0.12 0.95 -0.17 1.10
Subclinical hypothyroidism 22 1.14 1.22 2.20** 0.59 2.34** 0.77 0.95 0.65
Euthyroid 1702 0.00 Reference 0.00 Reference 0.00 Reference 0.00 Reference
  1. ¶Mean difference was derived from the general linear model with adjustment for age, sex, ethnicity/race, poverty income ratio, test language, and examiner using SPSS Complex Sampling.
  2. n, Sample size. SE, Standard error. **, p < 0.05