Table 1.

Rate scale questions and answers

Questions	Levels
Willingness to participate in a clinical trial	Yes
	Maybe
	No
Accept a bone replacement procedure with
Autograft	Always
	Maybe
	Never
Xenograft	Always
	Maybe
	Never
Allograft	Always
	Maybe
	Never
Alloplastic	Always
	Maybe
	Never
Agree to a bone replacement material that contains
Own cells and blood	Yes
	Maybe
	No
Cells and blood from 1 donor	Yes
	Maybe
	No
Pooled cells and blood	Yes
	Maybe
	No
Worry about the post-surgery need of
Second surgery	None
	Few
	Many
	A lot
Restriction of mobility	None
	Few
	Many
	A lot
Permanent implants	None
	Few
	Many
	A lot