Evidence map›Paper›PMID 34048458›Full record

ArticlePloS one2021

Body composition associations with muscle strength in older adults living in Auckland, New Zealand.

Anne N Hiol, Pamela R von Hurst, Cathryn A Conlon, Owen Mugridge, Kathryn L Beck

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 8% of its field
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

16 citing papers in PubMed, 1 synthesis or guideline pooled it, 31 citations in OpenAlex.

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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

5 authors at 1 institution in 1 country.

Anne N HiolSchool of Sport, Exercise and Nutrition, Massey University, North Shore City, New Zealand.ORCID 0000-0002-3979-7948
Pamela R von HurstSchool of Sport, Exercise and Nutrition, Massey University, North Shore City, New Zealand.
Cathryn A ConlonSchool of Sport, Exercise and Nutrition, Massey University, North Shore City, New Zealand.
Owen MugridgeSchool of Sport, Exercise and Nutrition, Massey University, North Shore City, New Zealand.
Kathryn L BeckSchool of Sport, Exercise and Nutrition, Massey University, North Shore City, New Zealand.
Massey University · NZ

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAging is associated with decreases in muscle strength and simultaneous changes in body composition, including decreases in muscle mass, muscle quality and increases in adiposity.

methodsAdults (n = 369; 236 females) aged 65-74 years living independently were recruited from the cross-sectional Researching Eating Activity and Cognitive Health (REACH) study. Body fat percentage and appendicular skeletal muscle mass (ASM) (sum of lean mass in the arms and legs) were assessed using Dual-energy X-ray Absorptiometry (Hologic, QDR Discovery A). The ASM index was calculated by ASM (kilograms) divided by height (meters) squared. Isometric grip strength was measured using a hand grip strength dynamometer (JAMAR HAND).

resultsLinear regression analyses revealed that muscle strength was positively associated with the ASM index (R2 = 0.431, p < 0.001). When exploring associations between muscle strength and muscle mass according to obesity classifications (obesity ≥30% males; ≥40% females), muscle mass was a significant predictor of muscle strength in non-obese participants. However, in participants with obesity, muscle mass was no longer a significant predictor of muscle strength.

conclusionsBody fat percentage should be considered when measuring associations between muscle mass and muscle strength in older adults.

Indexed as

Absorptiometry, PhotonAgedBody CompositionBody Mass IndexCross-Sectional StudiesFemaleHand StrengthHumansLinear ModelsMaleMuscle, SkeletalMuscle StrengthNew ZealandObesity

Identifiers

PMID34048458
PMCPMC8162602
OpenAlexW3011622531

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.