The objective was to determine the relationship between clinical demographic variables and quality of life in patients with a history of COVID - 19, treated in the Intensive Care Unit of the Regional Hospital of Loreto Iquitos 2024. The method was quantitative, non-experimental descriptive, correlational and cross-sectional design. The population and sample consisted of 83 patients with a history of COVID - 19, who were treated in the Intensive Care Unit of the Regional Hospital of Loreto. The technique was the survey and the home visit. The instruments were the Demographic and Clinical Data Sheet of Patients with a History of COVID - 19 and the SF 36 Quality of Life Questionnaire. For data processing, the SPSS version 24.0 statistical package was used and, to establish the relationship of the study variables, the non parametric distribution-free inferential statistic called Chi Square (...