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. Author manuscript; available in PMC: 2010 May 1.
Published in final edited form as: J Neurolinguistics. 2009 May;22(3):219–236. doi: 10.1016/j.jneuroling.2008.09.003

Table 6.

Cholesky Model of Additive Genetic (A) Factor Loadings on Preschool and Grade 2 Variables, (95% Confidence Intervals in Parentheses)

Variable Factor
A1 A2 A3 A4 A5 A6
Print awareness .46
(.32 - .57)
Phonological awareness .44

(.26 - .64)		 .55
(.37 -
.61)
Rapid naming .30

(.07 - .54)		 .04
(.00 -
.20)		 .63
(.38 -
.74)
Word reading .50

(.31 - .72)		 .16
(.00 -
.33)		 .34
(.05 -
.54)		 .61
(.42 -
.73)
Reading comprehension .39

(.19 - .59)		 .25
(.01 -
.38)		 .22
(.03 -
.44)		 .45
(.26 -
.61)		 .38
(.00 -
.44)
Spelling .53

(.34 - .75)		 .16
(.00 -
.31)		 .15
(.00 -
.34)		 .52
(.30 -
.66)		 .12
(.00 -
.40)		 .34
(.00 -
.42)