Table 1.
Baseline characteristics of videos about gastroscopy, colonoscopy, and capsule endoscopy.
| Video features | Gastroscopy | Colonoscopy | Capsule endoscopy | |||||
|
|
Median (IQR) | Mean (SD) | Median (IQR) | Mean (SD) | Median (IQR) | Mean (SD) | ||
| VPIa | 32.47 (7.77-88.2)b | 267.11 (1318.94) | 31.52 (9.69-129.52)b | 400.16 (1231.56) | 4.45 (1.75-15.59) | 9.92 (11.90) | ||
| Days after upload | 1810 (844-3937) | 2288.23 (1681.80) | 2024 (968-3279) | 2213.11 (1410.74) | 2225 (697-3442) | 2270.27 (1553.14) | ||
| Number of views | 74,402 (7967-211,364)b | 402,609.09 (1,244,985.57) | 56,967 (21,073-197,575)b | 776,618.05 (2,775,980.36) | 10,003 (1690-22,691) | 23,024.84 (33,509.27) | ||
| Video length | 251 (115-530) | 350.41 (314.71) | 288 (159-477) | 404.41 (426.41) | 213 (110-487) | 322.35 (284.35) | ||
| Number of likes | 301 (60-1128) | 901.38 (1403.43) | 376 (99-1653) | 4951.29 (16,833.17) | 26 (6-111) | 86.93 (128.95) | ||
| Number of dislikes | 18 (1-65) | 75.04 (125.28) | 18 (3-60) | 236.63 (769.59) | 0 (0-5) | 4.78 (8.41) | ||
| Subscribers of the uploaders | 16,900 (1970-130,000) | 284,096.68 (1,085,446.40) | 48,400 (8580-20,5000) | 340,198.88 (1,022,888.32) | 3090 (661-23,800) | 25,285.58 (48,619.33) | ||
| Number of comments | 35 (1-126) | 96.94 (171.78) | 35 (2-202) | 350.65 (1137.62) | 1 (0-20) | 12.91 (22.56) | ||
| Number of likes+dislikes or views | 49.07 (27.87-83.96) | 87.49 (157.30) | 62.69 (33.11-122.41) | 94.84 (91.92) | 44.09 (24.81-79.58) | 83.54 (157.11) | ||
| Number of comments or views | 1.51 (0-10.96) | 13.20 (30.21) | 1.21 (0-14.89) | 13.81 (28.80) | 0.66 (0-3.78) | 34.41 (173.05) | ||
aVPI: Video Power Index.
bSignificantly different from capsule endoscopy-related videos; P<.05 using the Kruskal-Wallis test.