Table 4.

Principal components items and loadings

	Awareness	Attitude
Would you request genetic testing for disease risk?	−0.05	0.53*
Do you see possible benefits from having a DNA test for ancestry?	0.03	−0.52*
How important is it to you to find out more about your ancestry?	0.02	0.45*
Do you see possible harms or risks from having a DNA test for ancestry?	0.09	0.05
How much have you read or heard about genetic (DNA) testing in general? (1–7)	0.40*	−0.03
How much have you read or heard about genetic testing for disease risk? (1–7)	0.38*	−0.06
How much have you read or heard about genetic testing for African ancestry? (1–7)	0.36*	−0.03