Table 1.

Summary of comparisons between and within colleges for each image

College	Gingival display
	4 mm	2 mm	0 mm	−2 mm	≤−4 mm	P-value*
Dental (n=50)	5.2	7.0	6.2	5.6	3.7	<0.001
Dental assistants (n=90)	5.4	7.6	6.8	5.1	3.5	<0.001
Medicine (n=50)	6.3	8.1	6.7	5.4	4.6	<0.001
Pharmacology (n=50)	6.0	7.2	6.3	5.0	3.7	<0.001
Medical technology (n=50)	5.9	7.8	7.1	5.7	4.4	<0.001
Nursing (n=50)	5.5	7.4	6.7	5.8	4.4	<0.001
Science (n=50)	5.5	7.1	6.6	5.6	3.8	<0.001
Arts (n=50)	5.9	7.1	6.7	5.8	4.9	<0.001
P-value**	0.4	0.17	0.64	0.69	0.09

Notes:

^*Comparison between ratings within each college;

^**comparison between college ratings.