Table 1 Description of the global quality score (GQS) for assessing the quality of videos (Scoring ranges from 1 to 5).

1

Poor video quality: the content is illogical, poorly flowing, with most information missing and useless to patients

2

Generally poor quality: poor logic of the content, some information is listed but still missing more important information, of very limited use to patients

3

Moderate quality: some logic and some important information is fully discussed

4

Good quality: logical and smooth with most relevant information covered and useful to patients

5

Excellent quality: very logical and smooth and very useful for patients