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. Author manuscript; available in PMC: 2009 Jan 22.
Published in final edited form as: Eur J Clin Nutr. 2007 Feb 21;62(1):68–77. doi: 10.1038/sj.ejcn.1602680

Table 5.

Mean (SD) full-scale, verbal and performance IQ in 178 children aged 9 yrs according to quarters of the distribution of maternal serum 25 (OH)-vitamin D

25(OH)-vitamin D, nmol/l
Wechsler Abbreviated
Scale of Intelligence		 <30 −50 −75 >75 P value1
Full scale IQ 107.0 (12.1) 107.9 (15.5) 105.1 (16.2) 104.9 (14.8) 0.937
Verbal IQ 105.6 (11.2) 109.2 (15.3) 105.0 (17.7) 105.7 (14.9) 0.986
Performance IQ 106.9 (14.0) 104.9 (16.1) 103.8 (14.5) 103.1 (16.9) 0.951
1

P values calculated from linear regression