Eficacia de Internet audiovisual para educación de pacientes con artroscopia de rodilla

Objective

To evaluate the potential usefulness of online educational videos for knee arthroscopy patients.

Methods

Prospective multicenter randomized study with 105 patients. Three educational videos for patients were made and uploaded on to a web page: 1 isometric exercise, 2 heparin subcutaneous administration, 3 bandages and wound care. A multicenter study of 105 knee arthroscopy patients that were Internet users. Randomized to 2 groups. Group A (48 patients) was invited watch videos on a web page. Group B (57 patients) was not. Both groups completed a 34 items questionnaire.

Results

As a whole, group A got more correct answers (85%), less incorrect (13.2%), and less blank answers (1.6%) than group B (respectively, 79.9, 16.9 and 3.1%, p<.001). Group A had mean of 1.8 more correct answers than group B, and a 5.28% higher probability to give a correct answer to a question. There were significant differences in number of correct answers between patient populations (p<.0001).

Conclusions

The group of patients that were invited to watch the Internet videos had better knowledge of self-care than those who where not invited.

Level of evidence: Therapeutic study. Prospective randomized non-blinded comparative study, level II.

Clinical relevance

This study demonstrates that the Internet may be a useful channel to enhance patient knowledge of self-care techniques.