This study assesses the effectiveness of a complex intervention in young-old patients with multimorbidity and polypharmacy aimed at improving physician drug prescription in primary care, measured by hospitalization-mortality at six 6 (T1), 12 (T2) and 18 (T3) months from baseline compared to usual care.
Design: Pragmatic cluster randomized clinical trial with 18 months follow-up. Unit of randomization: general practitioner. Unit of analysis: patient. Setting: Primary Health Care Centres in three different Spanish Autonomous Communities (Aragón, Madrid and Andalucía). Population: Patients 65-74 years of age with multimorbidity (3 or more chronic diseases) and polypharmacy (5 or more drugs taken for at least three months). N=1234 patients (617 in each arm, 8 patients per physician) will be recruited by general practitioners before randomization. Intervention: Complex intervention incorporating previous MultiPAP intervention (based on the ARIADNE principles with two main components: 1) Training of general practitioners and 2) Patient-centered clinical interview) And it adds a clinical-decision support system to help structured treatment-plan review. Control group: usual care. Variables: First level (Patient): a) Main: hospitalizations and/or mortality; b) Secondary: health services use, quality of life (Euroqol 5D-5L), disability (WHODAS), fractures, pharmacotherapy and adherence to treatment (Morisky-Green), clinical and socio-demographic. Second level (Physician): a) Socio-demographic. b) CDSS use: acceptance and satisfaction of health care provider use c) Professional background: time in the position, center characteristics and medical education involvement. Analysis: All analyses will be carried out adhering to the intention-to-treat principle. Description of baseline characteristics. Basal comparison between groups. Analysis of primary outcome: difference in percentages in the final combined variable from 0 (T0) to 18 months (T3), with its corresponding 95% CI. Adjustement by main confounding and prognostic factors will be performed through a multilevel analysis.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
HEALTH_SERVICES_RESEARCH
Masking
Complex intervention incorporating previous MultiPAP intervention (based on the ARIADNE principles with two main components: 1) Training of general practitioners and 2) Patient-centered clinical interview) And it adds a clinical-decision support system to help structured treatment-plan review.
Patients will receive the usual clinical care based on current clinical practice guidelines.
Servicio Andaluz de Salud
Málaga, Andalusia, Spain
Instituto Aragonés de Ciencias de la Salud (IACS)
Zaragoza, Aragon, Spain
Gerencia Asistencial de Atención Primaria de Madrid
Madrid, Spain
Hospitalizations and/or mortality
Difference in percentages in the final combined variable
Time frame: From Baseline to Month 18
Hospitalizations and/or mortality (T2)
Difference in percentages in the final combined variable
Time frame: From Baseline to Month 12
Therapeutic adherence questionnaire
Morisky-Green questionnaire. Dicotomous variable. Any wrong answer to any of the four questions would mean worse adherence
Time frame: Baseline, 6, 12 and 18 months
Medication Safety: Potentially Drug-Drug interactions (DDI), Potentially Innappropiate Medication (PIM), Adverse Drug Reactions
Number of Potentially Drug-Drug interactions (DDI) per patient, Number of Potentially Innappropiate Medication (PIM) per patient, Number of Adverse Drug Reactions per patient
Time frame: Baseline, 6, 12 and 18 months
Use of health services
Number of Unscheduled and/or avoidable hospitalizations, number of visits to emergency services and primary care (Family Physician and nurse).
Time frame: at 12 and at 18 months
Disability
World Health Organization Disabilty Assessment (WHODAS). 12-items abbreviated scale (0=No Difficulty, 1=Mild Difficulty, 2=Moderate Difficulty, 3=Severe Difficulty, and 4=Extreme Difficulty or Cannot Do). Maximum 48 points.
Time frame: Baseline, 12 and 18 months
Perceived Quality of Life: Euroqol 5D-5L questionnaire
EQ5D is one of the most widely used health states descriptive system and has a valuation in Spain. EQ-5D questionnaires have 5 dimensions: "Mobility", "Human Autonomy," "Current Activities", "Pain / Discomfort", "Anxiety / Depression" and all dimensions are described by 5 problem levels corresponding to patient response choices. A quality of life score is obtained according to the answers to the questionnaires.
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DOUBLE
Enrollment
1,162
Time frame: Baseline, 12 and 18 months
System Usability Scale of the CDSS
It consists of a 10 item questionnaire with five response options for respondents; from Strongly agree to Strongly disagree
Time frame: at 6 and 18 months.