Introduction:

COVID-19 is a disease caused by the new coronavirus that was discovered in the city of Wuhan, Hubei province, China, in late 2019.

Objective:

To evaluate the effectiveness of a nursing intervention based on the Jean Watson model in the level of knowledge about COVID-19 prevention in adults who have experienced it.

Methods:

Quantitative, pre-experimental research with pre-test post-test, contextualized in 132 offices of the family doctor of the Sancti Spíritus municipality, Sancti Spíritus province, in the period between March and June 2020. Universe made up of 68 patients who presented COVID-19 in the last year. Knowledge was measured with surveys validated by experts and piloting with Cronbach's alpha> 0.5. For the thematic and methodological axes of the intervention based on Jean Watson's theory, a bibliography on the subject was reviewed, taking into account identified knowledge needs. The information was processed with absolute frequencies, percentages, mean, standard deviation, minimum and maximum value, to test hypotheses the Wilcoxon non-parametric signed rank test was used.

Results:

Prior to the intervention, level four of knowledge was presented by a group of patients, applied the intervention rose significantly (z = -5.249, p <0.05).

Conclusions:

The nursing intervention based on the Jean Watson model was effective in increasing the level of knowledge about prevention of COVID-19 in patients who have experienced it.

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