Table 1 Summary description of the two data sets that comprised the case-control study.

From: Fine mapping genetic associations between the HLA region and extremely high intelligence

 

n

Mean IQ (SD)

Range

Cases

1,393

181.9 (8.7)

147–222

 M

815

182.7 (8.8)

156–219

 F

578

180.6 (8.4)

147–222

Controls

3,253

105.5 (14.3)

67–151

 M

1,500

105.7 (14.4)

70–151

 F

1,753

105.3 (14.2)

67–147