Analysis of the Quality, Reliability, and Educational Content of YouTube Videos Concerning Spine Tumors

Article Figures & Data

Table 1

The Journal of the American Medical Association benchmark criteria.

Criteria	Description
Authorship	Author and contributor credentials and their affiliations should be provided
Attribution	Clearly lists all copyright information and states references and sources for content
Currency	Initial date of posted content and subsequent updates to content should be provided
Disclosure	Conflicts of interest, funding, sponsorship, advertising, support, and video ownership should be fully disclosed

Table 2

Global Quality Score criteria.

Grade	Description of Quality
1	Poor quality and unlikely to be of use for patient education
2	Poor quality and of limited use to patients because some information is present
3	Suboptimal quality and flow; somewhat useful to patients; important topics are missing; some information is present
4	Good quality and flow; useful to patients because most important topics are covered
5	Excellent quality and flow; highly useful to patients

Table 3

Video characteristics of included YouTube videos.

Video Characteristic	Mean (SD) (Range) or n (%)
Video duration (min)	8.1 (12) (0.87–57)
Number of views	21,629 (82,734) (243–582,611)
Number of days since upload	1887 (1147) (121–3950)
View ratio	9.4 (23) (0.086–149)
Number of comments	17 (66) (0–448)
Number of likes	114 (495) (0–3500)
Number of dislikes	6.3 (26) (0–184)
Like ratio	95 (6.9) (67–100)
VPI	8.5 (22) (0.086 to 141)
JAMA score	3.1 (0.27) (3–4)
Global Quality Score	2.6 (1.3) (1–5)
Gender
Male	39 (78)
Female	9 (18)
Unknown	2 (4)
Race
Caucasian	36 (72)
Asian	7 (14)
Unknown	7 (14)
Content
Advertisement	3 (6)
Disease-specific information	22 (44)
Nonsurgical management	4 (8)
Patient experience	12 (24)
Surgical technique or approach	8 (16)
Other	1 (2)
Authorship
Academic medical group	40 (80)
Biomedical industry	1 (2)
Private medical group	4 (8)
Other	5 (10)
Tumor type
Astrocytoma	1 (2)
Chordoma	1 (2)
Ependymoma	2 (4)
Hemangioblastoma	1 (2)
Schwannoma	3 (6)
Not specified	42 (84)
Primary or metastatic?
Primary	11 (22)
Metastatic	4 (8)
Not specified	35 (70)

Table 4

No. (%) reporting specific information for each authorship category.