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Table 3 Primary and secondary outcomes

From: Decision support software-guided medication reviews in elderly patients with polypharmacy: a prospective analysis of routine data from community pharmacies (OPtiMed study protocol)

Outcome parameter

Instrument

Outcome assessment

Primary outcome

Appropriateness of medication

Medication Appropriateness Index (MAI), adapted

Change in MAI sum score (t2 − t0)

Secondary outcomes

Appropriateness of medication

Medication Appropriateness Index (MAI), adapted

Change in MAI sum score (t1t0)

Medication underuse

Assessment of Underutilization of Medication Index (AOU)

Change in number of conditions with omitted drugs (t2 − t0; t1 − t0)

Number of drugs in long-term use

Self-developed

Change in number of long-term drugs (t2 − t0; t1 − t0)

Exposition towards anticholinergic/sedative drugs

Drug Burden Index (DBI)

Change in DBI (t2 − t0; t1 − t0)

Implementation of pharmacist-proposed adjustments in prescribed medication

Self-developed

Proportions of proposals (a) implemented, (b) partially implemented, (c) not implemented by physicians

Medication-related quality of life (PRO)

Seidling et al. [28]

Change in medication-related impairment after grouping response options “no”/“little” and “moderate”/“high”/“very high” into a dichotomous outcome (t3t0)

Adherence (PRO)

Self-Rating Scale Item (SRSI), adapted

Change in adherence after grouping response options “very poor”/“poor” and “moderate”/“good”/“very good” into a dichotomous outcome (t3 − t0)

Symptom burden (PRO)

Self-developed

Change in number of (a) total symptoms, (b) symptoms rated “moderate”/“severe” (t3 − t0)

Fulfillment of medication review-related goals (PRO)

Self-developed

Proportions of goals fulfilled (a) “not at all”, (b) “partially”, (c) “completely” (at t3)

Perception of the MR service (PRO)

Self-developed

Distribution of answers on 5-point Likert scale (five items)

  1. PRO: patient-reported outcome