TABLE 3.

Linear Regression Model of Score of Knowledge

Independent Variables	Score of Knowledge
	B	Stand. error	Beta stand.	t	P (Sign.)
Age	0.046	0.023	0.052	2.031	0.042
Sexa
Female	0.201	0.041	0.066	4.940	<0.001
Macroareab
North	0.237	0.047	0.079	5.068	<0.001
Center	−0.027	0.054	−0.008	−0.497	0.619
Attended schoolc
University	0.716	0.071	0.185	10.056	<0.001
High school	0.498	0.088	0.168	5.627	<0.001
Middle school	0.110	0.120	0.024	0.921	0.357

^aReference sex: male.

^bReference macroarea: south.

^cReference attended school: not attending.