Table 5.

OLS Regression Models of Respondent’s Total Years of Completed Education with Interaction Effects, with Standard Errors Robust to Clustering on Family ID, by Sample

Framingham Heart Study	(1)	(2)	(3)
Female sex	0.35† (0.12)	0.35† (0.12)	0.37† (0.12)
Age	0.01 (0.01)	0.01 (0.01)	0.01 (0.01)
Mother’s highest grade completed	0.34† (0.03)	0.34† (0.03)	0.34† (0.03)
Respondent’s educational genetic score, standardized	0.12* (0.07)	−0.28 (0.46)	0.10 (0.06)
Respondent’s educ. genetic score * Mother’s highest grade completed		0.03 (0.03)
Respondent’s educ. genetic score * Mother’s educ. genetic score, std.			0.15† (0.05)
Constant	9.34† (0.62)	9.55† (0.63)	9.32† (0.64)
R2	0.14	0.15	0.15
Health and Retirement Study	(1)	(2)
Female sex	−0.30† (0.06)	−0.30† (0.06)
Age	0.01 (0.03)	−0.01† (0.03)
Survey year	0.03* (0.01)	0.03* (0.01)
Mother’s highest grade completed	0.28† (0.01)	0.28† (0.01)
Respondent’s educational genetic score, standardized	0.33† (0.03)	0.27† (0.10)
Respondent’s educ. genetic score * Mother’s highest grade completed		0.01 (0.01)
Constant	−34.61 (26.71)	−43.60 (26.45)
R2	0.14	0.16

^*p < 0.05;

^†p < 0.01.

Framingham Heart Study N=968; 460 Families. Health and Retirement Study N=6,186; 4,867 Families.