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Multi-PAP: Improving Prescription in Primary Care Patients With Multimorbidity and Polypharmacy

Not Applicable
Completed
Conditions
Multimorbidity
Polypharmacy
Other Diagnoses, Comorbidities, and Complications
Interventions
Other: Multi-PAP
Other: Usual care
Registration Number
NCT02866799
Lead Sponsor
Instituto Aragones de Ciencias de la Salud
Brief Summary

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 means of the Medication Appropriateness Index (MAI)-score at six 6 (T1) and 12 (T2) months from baseline compared to usual care.

Detailed Description

Design: Pragmatic cluster randomized clinical trial with 12 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=400 patients (200 in each arm, 5 patients per physician) will be recruited by general practitioners before randomization.

Intervention: complex intervention.

Control group: usual care.

Variables: MAI, health care utilization, quality of life (Euroqol 5 Dimensions (5D-5L), drug therapy and adherence (Morisky-Green, Haynes-Sackett), clinical and socio-demographic factors. Economic appraisal variables: time spent training FPs, cost of teaching staff, time spent on physician-patient interviews, utilities measured using the EuroQol 5D-5L.

Analysis: All analyses will be carried out adhering to the intention-to-treat principle. Description of baseline characteristics. Basal comparison between groups. Analysis of main and secondary effectiveness (between-group difference in T1-T0 MAI score, with corresponding 95% Confidence Interval); multilevel analysis will be used to adjust models. Estimated quality-adjusted life years (QALYs) gained at the population level. Calculation of cost-utility ratio.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
593
Inclusion Criteria
  • 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).
  • Informed consent.
Exclusion Criteria
  • Institutionalized patient at nursing homes or similar
  • Life expectancy < 12 months

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Multi-PAP interventionUsual careComplex intervention with general practitioners and patients
Usual careUsual carePatients will receive the usual clinical care
Multi-PAP interventionMulti-PAPComplex intervention with general practitioners and patients
Primary Outcome Measures
NameTimeMethod
Medication Appropriateness Index (MAI) scoreChange from baseline MAI score at 6 months
Secondary Outcome Measures
NameTimeMethod
Morisky-Green questionnaireBaseline, at six 6 months and at 12 months

Therapeutic adherence questionnaire

Medication Appropriateness Index (MAI) scoreChange from baseline MAI score at 12 months

Quality of Life

Euroqol 5D-5L questionnaireBaseline, at six 6 months and at 12 months
Use of health servicesat six 6 months and at 12 months

Unscheduled and/or avoidable hospitalizations, use of emergency services and primary care (FP and nurse).

Patient perception of shared decision-makingBaseline and at six 6 months and at 12 months

measured using a single, multiple choice question, formulated ad hoc.

Haynes-Sackett testBaseline, at six 6 months and at 12 months

Therapeutic adherence test

Medication safetyat six 6 months and at 12 months

measured as the incidence of adverse drug reactions and potentially hazardous interactions, classified using the taxonomy proposed by Otero-López

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