Table 3.

Regression model without SES

Parameter	Estimate	Standard error	Pr>|t|
Age category			0.967
60 and older vs. 40 vs. less than 60	−0.017	0.097	0.865
Less than 40 vs. 40 vs. less than 60	−0.030	0.124	0.807
Schooling completed			<0.0001*
Associate’s degree vs. high school graduate (GED or less)	−0.575	0.269	0.033***
Bachelor degree vs. high school graduate (GED or less)	−0.917	0.215	<0.0001*
Graduate degree vs. high school graduate (GED or less)	−1.056	0.216	<0.0001*
Some college or technical school vs. high school graduate (GED or less)	−0.990	0.224	<0.0001*
Sex
Female vs. male	0.113	0.088	0.201
Series
GSC vs. HSC	0.247	0.084	0.003**
First time
Yes vs. No	0.026	0.098	0.791

*p<0.0001, **p<0.005, ***p<0.05.