Evidence map›Paper›PMID 31609548›Full record

ArticleArthritis care & research2020

Fibrofog in Daily Life: An Examination of Ambulatory Subjective and Objective Cognitive Function in Fibromyalgia.

Anna L Kratz, Daniel Whibley, Samsuk Kim, Martin Sliwinski, Daniel Clauw, David A Williams

Abstract read
In one paragraph

Article in Arthritis care & research, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

30 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  18. Reaction Time in Fibromyalgia Patients.Current rheumatology reviews · 2024
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Anna L KratzUniversity of Michigan, Ann Arbor.ORCID 0000-0002-3664-3898
Daniel WhibleyUniversity of Aberdeen, Aberdeen, UK, and University of Michigan, Ann Arbor.
Samsuk KimUniversity of Detroit Mercy, Detroit, Michigan.
Martin SliwinskiPennsylvania State University, University Park.
Daniel ClauwUniversity of Michigan, Ann Arbor.
David A WilliamsUniversity of Michigan, Ann Arbor.

Funding

Michigan Institute for Clinical and Health Research (MICHR)UL1TR002240 · NCATS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI LUMENG, JULIE C, MASHOUR, GEORGE ALEXANDER · 2017 to 2022
$54.9M
Ambulatory Methods for Measuring Cognitive ChangeU2CAG060408 · NIA · PENNSYLVANIA STATE UNIVERSITY, THE · PI SLIWINSKI, MARTIN J · 2018 to 2022
$14.9M
Characteristics and Mechanisms of Cognitive Problems in FibromyalgiaK01AR064275 · NIAMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI KRATZ, ANNA LOUISE · 2014 to 2018
$653k
NCATS NIH HHS UL1 TR002240NIAMS NIH HHS K01 AR064275NIA NIH HHS U2C AG060408
6 · The paper itself

Abstract

objectivePerceived cognitive dysfunction in fibromyalgia (FM), "fibrofog," is common. Prior laboratory-based studies have limited our understanding of cognitive function in FM in daily life. The objective of this study was to explore levels of subjective and objective cognitive functioning and the association between subjective and objective aspects of cognition in people with and without FM in the lived environment.

methodsParticipants (n = 50 adults with FM; n = 50 adults without FM, matched for age, sex, and education) completed baseline measures of subjective and objective cognitive functioning (NIH Toolbox). They also completed ecological momentary assessments of cognitive clarity and speed and tests of processing speed and working memory, via a smart phone app, 5×/day for 8 days.

resultsOn baseline objective measures, the FM group demonstrated poorer cognitive functioning across 3 NIH Toolbox tests. There were no strong correlations between subjective and objective cognitive functioning in both the FM and control groups. In the lived environment, the FM group demonstrated poorer subjective cognition and objective working memory; groups did not differ on processing speed. Momentary ratings of subjective cognitive dysfunction were significantly related to changes in objective processing speed but not working memory, with no group differences.

conclusionFindings indicate worse laboratory-based and ambulatory subjective and objective cognitive function for those individuals with FM compared to those without FM. Similar associations between measures of subjective and objective cognitive functioning for the groups suggest that people with FM are not overstating cognitive difficulties. Future research examining contributors to ambulatory fibrofog is warranted.

Indexed as

Activities of Daily LivingCognitionMonitoring, AmbulatoryNeuropsychological TestsAdolescentAdultAgedCase-Control StudiesCognitive DysfunctionCost of IllnessExecutive FunctionFemaleFibromyalgiaHumansMaleMemory, Short-Term

Identifiers

PMID31609548
PMCPMC7153985

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.