Efficiency of an mHealth Intervention on the Health Literacy Improvement and Self-management.

Inclusion Criteria:

• Patients of both sexes and over 18 years of age;
• Attended by the health professionals of the Basic Health Areas that are participatingin the study;
• Patients that give their consent to participate in the study by signing an informedconsent;
• Patients that have a mobile device (Smartphone or Tablet) compatible with the Androidor iOS operating system;
• Patients considered as multi-pathological based on the following criteria from thosedescribed in the Integrated Healthcare Process (Ollero et al., 2018):
• Be classified in clinical category A of chronic pathologies due to heart failure that,in a situation of clinical stability, has been in NYHA grade II, being able to besimultaneously classified, or not, in other clinical categories due to suffering fromanother disease Chronicles.
• Patients with at least one of the following complexity criteria: Extreme polypharmacy (10 or more active ingredients for chronic prescription); Socio-family risk (score onthe Gijon scale greater than 10 points); Stage II or higher pressure ulcers;Malnutrition (BMI <18.5); Feeding with chronic and prescription tube (3 or moremonths); Two or more hospital admissions in the previous 12 months.

Exclusion Criteria:

• Patients with sensory deficits and/or mobility problems in the upper limbs thatprevent them from using the application correctly, despite using the accessibilityfeatures of mobile devices;
• Patients with persistent cognitive impairment (Pfeiffer test with 5 or more errors orLobo's mini-cognitive exam <23 points) and / or severe mental disorder;
• Patients with serious limitations for AVBD (Barthel index <20 points).