Clinical Trials Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastrointest Endosc. Sep 16, 2014; 6(9): 432-435
Published online Sep 16, 2014. doi: 10.4253/wjge.v6.i9.432
Table 1 Characteristics of YouTube™ videos (n = 194) of colonoscopy bowel preparation n (%)
Total (n = 194)Consumer(n = 98)Healthcare professional (n = 96)P value
Year video uploaded0.14
20065 (2.6)4 (4.1)1 (1.0)
200714 (7.2)7 (7.1)7 (7.3)
200825 (12.9)12 (12.2)13 (13.5)
200948 (24.7)25 (25.5)23 (24.0)
201029 (14.9)10 (10.2)19 (19.8)
201139 (20.1)16 (16.3)23 (24.0)
201225 (12.9)18 (18.4)7 (7.3)
2013, 20149 (4.6)6 (6.1)3 (3.1)
Time since posting (mo)0.31
0-36 (2011-2014)73 (37.6)40 (40.8)33 (34.4)
37-48 (2010)29 (14.9)10 (10.2)19 (19.8)
49-60 (2009)48 (24.7)25 (25.5)23 (24.0)
> 60 (2006-2008)44 (22.7)23 (23.5)21 (21.9)
Length of video (min)0.45
0.0-1.546 (23.7)21 (21.4)25 (26.0)
1.6-3.042 (21.6)18 (18.4)24 (25.0)
3.1-4.540 (20.6)23 (23.5)17 (17.7)
> 4.566 (34.0)36 (36.7)30 (31.3)
Number of video views0.037
5028-1330048 (24.7)32 (32.7)16 (16.7)
13301-1840049 (25.3)26 (26.5)23 (24.0)
18401-6650049 (25.3)20 (20.4)29 (30.2)
66501-393323548 (24.7)20 (20.4)28 (29.2)
Views per month0.18
0-25052 (26.8)32 (32.7)20 (20.8)
251-50040 (20.6)21 (21.4)19 (19.8)
501-200059 (30.4)28 (28.6)31 (32.3)
> 200043 (22.2)17 (17.3)26 (27.1)
Number of comments0.001
0-353 (27.3)16 (16.3)37 (38.5)
4-939 (20.1)21 (21.4)18 (18.8)
10-4044 (22.7)31 (31.6)13 (13.5)
> 4058 (29.9)30 (30.6)28 (29.2)
Comments per month0.09
< 1130 (67.0)60 (61.2)70 (72.9)
1-226 (13.4)18 (18.4)8 (8.3)
> 238 (19.6)20 (20.4)18 (18.8