Validity of Self-Reported Medication Use Compared With Pharmacy Records in a Cohort of Older Women: Findings From the Women's Health Initiative
Key result
Self-reported medication use via mailed inventory had almost perfect agreement with pharmacy records for statins, β-blockers, and calcium channel blockers (sensitivity, specificity, and PPV ≥95%).
Why the study?
Is self-reported medication use via mailed inventory valid compared to pharmacy records in older women?
Population
223 older women from the Women's Health Initiative who were members of a health-care delivery system, mean…
Comparison
Self-reported medication use collected via a… vs Pharmacy records
Design
Cohort
Authors
Discussion
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Member takes
Implication
Supports mailed self-reports for CV meds in older women cohorts; extends validation evidence but leaves generalizability open.
Study Design
Type
Cohort (n=223)
Structured PICO
Is self-reported medication use via mailed inventory valid compared to pharmacy records in older women?
P
Population
223 older women (mean age 77 years) from the Women's Health Initiative who were members of a health-care delivery system.
E
Exposure
Self-reported medication use collected via a mailed medication inventory
C
Comparator
Pharmacy records
O
Outcome
Sensitivity, specificity, and positive predictive value (PPV) for current medication use, and agreement on duration of use
Self-reported medication use via mailed inventory is highly valid and reliable compared to pharmacy records in older women.
Cite This Study
Drieling et al. (2016) reported a cohort. Self-reported medication use vs. Pharmacy records was evaluated on Sensitivity, specificity, and positive predictive value for current medication use. Self-reported medication use via mailed inventory had almost perfect agreement with pharmacy records for statins, β-blockers, and calcium channel blockers (sensitivity, specificity, and PPV ≥95%).