Table 1. Distribution of answers from the questionnaire about students’ attitudes about CAD/CAM (questions from 1 to 8).

Preclinical dental students					Clinical dental students
Have you heard about CAD/CAM?										ALL	p value
YES	NO				YES	NO				216 100%	1.000
77 35,6%	0 0%				139 64,4%	0 0%
Where did you hear about CAD/CAM?
a	b	c	d		a	b	c	d		216 100%	0.000
60 27,73%	12 5,6%	5 2,3%	0 0%		122 56,5%	13 6,02%	4 1,85%	0 0%
Did you see any CAD/CAM restoration?
YES	NO				YES	NO				216% 100%	0.000
29 13,4%	48 22,3%				69 31,9%	70 32,4%
Did you work with CAD/CAM?
e	f	NO			e	f	NO			216 100%	0.000
0 0%	39 18,1%	38 17,6%			3 1,3%	81 37,5%	55 25,5%
Did you attend any CAD/CAM course (out of regular lectures at the Faculty)?
YES	NO				YES	NO				216 100%	0,000
2 1%	75 34,7%				10 4,6%	129 59,7%
Is it necessary to teach more about CAD/CAM within the regular lectures at the Faculty?
g	h	YES			g	h	YES			216 100%	0.929
4 1.9%	0 0%	73 33.8%			10 4.6%	2 0.9%	127 58.8%
Why is CAD/CAM technology useful?
i	j	k			i	j	k			216 100%	0.874
24 11%	52 24.1%	1 0.5%			36 16.7%	102 47.2%	1 0.5%
Are you sufficiently informed about CAD/CAM technology?
YES	NO				YES	NO				216 100%	0.000
5 2.3%	72 33.3%				6 2.8%	133 61.6%

a-regular lectures at School; b - at School but out of regular lectures; c-out of School; d-I did not hear; e-yes, I fabricated dental restoration; f-I used only intraoral scanner; g-no, CAD/CAM is enough involved in teaching; h-no, CAD/CAM should not be involved in teaching; i-better aesthetics and longevity of dental restoration; j-shorter fabrication time; k-CAD/CAM technology is not useful.