Objective:

To describe the Massive Online Open Courses (MOOC) or Cursos en Línea Masivos del IMSS (CLIMSS) platform as a health literacy tool by evaluating the terminal efficiency, the competence gains, and the users’ satisfaction of the massive online courses offered by the Mexican Institute of Social Security, on Covid- 19.

Materials and methods:

Data from 20 courses offered between March and October 2020 were analyzed. We evaluated scores from the pre and post-tests, the total number of registries, total courses completed, and users’ satisfaction.

Results:

We registered a total of 4.9 million users and 10 million registrations, in all Mexican states, with a terminal efficiency of 85%, a competence gain of 30%, and a users’ satisfaction of 9.34 (10).

Conclusions:

The CLIMSS platform has proven to be a tool for health literacy reaching millions of Mexicans on Covid-19 related topics.

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