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. Author manuscript; available in PMC: 2017 Aug 1.
Published in final edited form as: Soc Sci Med. 2016 Jun 22;162:158–167. doi: 10.1016/j.socscimed.2016.06.031

Table 3.

Sex-limited Univariate ACE Estimates.

Variables Sex a c e
Intoxication frequency Female .401
(.155, .547)		 .094
(.000, .301)		 .504
(.432, .589)
Male .568
(.341, .660)		 .030
(.000, .225)		 .403
(.333, .487)
Drinking frequency Female .343
(.095, .559)		 .153
(.000, .363)		 .504
(.430, .589)
Male .667
(.521, .733)		 .009
(.000, .139)		 .323
(.265, .395)
Years of education Female .696
(.452, .765)		 .038
(.000, .267)		 .266
(.224, .317)
Male .452
(.243, .780)		 .314
(.003, .500)		 .234
(.188, .296)

Estimates represent proportion of total variance explained by additive genetic (a), shared environmental (c), and unique environmental (e) influences. Likelihood-based confidence intervals presented in parentheses.