Table 1.

Baseline demographic variables

	Number of participants (percentage)
Race:
Hispanic	195 (19%)
Black	115 (12%)
White	568 (57%)
Other	124 (12%)
Years of education┼:
Less than 12 years	54 (5.4)
12 years	165 (16.5)
More than 12 years	781 (77.9)
Gender:
Female	713 (71.2)
Male	289 (28.8)
Mean Age:	43.5 (13.5)

^┼Education data missing for one patient.

Note: Table represents N in each cell for race, mean years of education, and gender. Cells represent means and standard deviation for age. Table represents data from the sample of 1002 eligible study participants