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Is Who you Ask Important? Concordance Between Survey and Registry Data on Medication Use Among Self- and Proxy-Respondents in the Longitudinal Study of Aging Danish Twins and the Danish 1905-Cohort…

Overview of attention for article published in Journals of Gerontology Series A: Biological Sciences & Medical Sciences, June 2018
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Title
Is Who you Ask Important? Concordance Between Survey and Registry Data on Medication Use Among Self- and Proxy-Respondents in the Longitudinal Study of Aging Danish Twins and the Danish 1905-Cohort Study
Published in
Journals of Gerontology Series A: Biological Sciences & Medical Sciences, June 2018
DOI 10.1093/gerona/gly104
Pubmed ID
Authors

Anna Oksuzyan, Torsten Sauer, Jutta Gampe, Andreas Höhn, Mette Wod, Kaare Christensen, Jonas W Wastesson

Abstract

This study investigates the accuracy of the reporting of medication use by proxy- and self-respondents, and it compares the prognostic value of the number of medications from survey and registry data for predicting mortality across self- and proxy-respondents. The study is based on the linkage of the Longitudinal Study of Aging Danish Twins and the Danish 1905-Cohort Study with the Danish National Prescription Registry. We investigated the concordance between survey and registry data, and the prognostic value of medication use when assessed using survey and registry data, to predict mortality for self- and proxy-respondents at intake surveys. Among self-respondents, the agreement was moderate (κ = 0.52-0.58) for most therapeutic groups, whereas among proxy-respondents, the agreement was low to moderate (κ = 0.36-0.60). The magnitude of the relative differences was, generally, greater among proxies than among self-respondents. Each additional increase in the total number of medications was associated with 7%-8% mortality increase among self- and 4%-6% mortality increase among proxy-respondents in both the survey and registry data. The predictive value of the total number of medications estimated from either data source was lower among proxies (c-statistic = 0.56-0.58) than among self-respondents (c-statistic = 0.74). The concordance between survey and registry data regarding medication use and the predictive value of the number of medications for mortality were lower among proxy- than among self-respondents.

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The data shown below were collected from the profiles of 2 X users who shared this research output. Click here to find out more about how the information was compiled.
Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 9 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 9 100%

Demographic breakdown

Readers by professional status Count As %
Researcher 5 56%
Student > Ph. D. Student 1 11%
Professor 1 11%
Unknown 2 22%
Readers by discipline Count As %
Social Sciences 2 22%
Computer Science 1 11%
Nursing and Health Professions 1 11%
Sports and Recreations 1 11%
Medicine and Dentistry 1 11%
Other 0 0%
Unknown 3 33%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 19 June 2018.
All research outputs
#16,728,456
of 25,385,509 outputs
Outputs from Journals of Gerontology Series A: Biological Sciences & Medical Sciences
#3,146
of 3,967 outputs
Outputs of similar age
#209,487
of 341,602 outputs
Outputs of similar age from Journals of Gerontology Series A: Biological Sciences & Medical Sciences
#62
of 74 outputs
Altmetric has tracked 25,385,509 research outputs across all sources so far. This one is in the 32nd percentile – i.e., 32% of other outputs scored the same or lower than it.
So far Altmetric has tracked 3,967 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 17.2. This one is in the 17th percentile – i.e., 17% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 341,602 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 35th percentile – i.e., 35% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 74 others from the same source and published within six weeks on either side of this one. This one is in the 9th percentile – i.e., 9% of its contemporaries scored the same or lower than it.