An Evaluation of the Usefulness of YouTube® Videos on Crown Preparation

Table 1

Detailed information of all 12 videos included in the study.

S. No.	Author (publisher/uploader)	Length (min)	SEC	Viewer/day	Like/day	Like/viewer	Dislike/day	Dislike/viewer	Positive comment/like	Negative comment/dislike
1	Glidewell Dental	15:40	940	102.97	3.16	0.03	0.08	0.00	0.02	0
2	Glidewell Dental (animated)	8:28	508	69.36	2.29	0.032	0.051	0.00	0.02	0.2
3	Glidewell Dental	8:14	494	205.16	4.94	0.02	0.20	0.00	0.02	0
4	UofU dentistry/education	22:07	1327	3.28	0.08	0.03	0	0	0	0
5	UofU dentistry/education	11:24	684	2.80	0.10	0.04	0	0	0	0
6	UofU dentistry/education	15:33	933	5.06	0.01	0.00	0.14	0.02	0	0
7	The E-Dentist	13:00	780	0.20	0.00	0.02	0	0	0	0
8	UofU dentistry/education	7:33	453	1.99	0.08	0.04	0	0	0	0
9	Stevenson Dental Solutions	23:50	1430	99.39	1.84	0.019	0.02	0.00	0.015	0
10	Dentist 4 smile	12:48	768	0.01	0	0	0	0	0	0
11	Ruiz Dental Seminars Inc.	32:09	1929	4.04	0.11	0.028	0	0	0	0
12	Stevenson Dental Solutions	23:34	1414	28.31	0.81	0.029	0.01	0.00	0.01	0