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Is intracranial volume a suitable proxy for brain reserve?

Overview of attention for article published in Alzheimer's Research & Therapy, September 2018
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About this Attention Score

  • In the top 25% of all research outputs scored by Altmetric
  • High Attention Score compared to outputs of the same age (88th percentile)
  • Above-average Attention Score compared to outputs of the same age and source (61st percentile)

Mentioned by

news
2 news outlets
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6 X users

Citations

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57 Dimensions

Readers on

mendeley
116 Mendeley
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Title
Is intracranial volume a suitable proxy for brain reserve?
Published in
Alzheimer's Research & Therapy, September 2018
DOI 10.1186/s13195-018-0408-5
Pubmed ID
Authors

Anna Catharina van Loenhoud, Colin Groot, Jacob William Vogel, Wiesje Maria van der Flier, Rik Ossenkoppele

Abstract

Brain reserve is a concept introduced to explain why Alzheimer's disease (AD) patients with a greater brain volume prior to onset of pathology generally have better clinical outcomes. In this review, we provide a historical background of the emergence of brain reserve and discuss several aspects that need further clarification, including the dynamic or static nature of the concept and its underlying mechanisms and clinical effect. We then describe how brain reserve has been operationalized over the years, and critically evaluate the use of intracranial volume (ICV) as the most widely used proxy for brain reserve. Furthermore, we perform a meta-analysis showing that ICV is associated with higher cognitive performance after adjusting for the presence and amount of pathology. Although we acknowledge its imperfections, we conclude that the use of ICV as a proxy for brain reserve is currently warranted. However, further development of more optimal measures of brain reserve as well as a more clearly defined theoretical framework is essential.

X Demographics

X Demographics

The data shown below were collected from the profiles of 6 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 116 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Unknown 116 100%

Demographic breakdown

Readers by professional status Count As %
Student > Ph. D. Student 20 17%
Student > Master 14 12%
Researcher 11 9%
Student > Bachelor 8 7%
Other 8 7%
Other 12 10%
Unknown 43 37%
Readers by discipline Count As %
Neuroscience 20 17%
Psychology 19 16%
Medicine and Dentistry 12 10%
Engineering 3 3%
Biochemistry, Genetics and Molecular Biology 2 2%
Other 10 9%
Unknown 50 43%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 20. 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 20 September 2018.
All research outputs
#1,803,332
of 24,625,114 outputs
Outputs from Alzheimer's Research & Therapy
#315
of 1,379 outputs
Outputs of similar age
#37,740
of 342,094 outputs
Outputs of similar age from Alzheimer's Research & Therapy
#15
of 36 outputs
Altmetric has tracked 24,625,114 research outputs across all sources so far. Compared to these this one has done particularly well and is in the 92nd percentile: it's in the top 10% of all research outputs ever tracked by Altmetric.
So far Altmetric has tracked 1,379 research outputs from this source. They typically receive a lot more attention than average, with a mean Attention Score of 26.5. This one has done well, scoring higher than 77% of its peers.
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 342,094 tracked outputs that were published within six weeks on either side of this one in any source. This one has done well, scoring higher than 88% of its contemporaries.
We're also able to compare this research output to 36 others from the same source and published within six weeks on either side of this one. This one has gotten more attention than average, scoring higher than 61% of its contemporaries.