Evidence map›Paper›PMID 33703945›Full record

SynthesisJournal of applied physiology (Bethesda, Md. : 1985)2021

Nonuniform loss of muscle strength and atrophy during bed rest: a systematic review.

Uros Marusic, Marco Narici, Bostjan Simunic, Rado Pisot, Ramona Ritzmann

Abstract readSystematic Review
In one paragraph

Synthesis in Journal of applied physiology (Bethesda, Md. : 1985), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 91 papers, 5 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
91citing papers in PubMed, 5 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

91 citing papers in PubMed, 5 syntheses or guidelines pooled it.

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  12. Muscle fibre denervation in ageing.Clinical science (London, England : 1979) · 2026
    Review
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31 more citing papers are in PubMed but not listed here.

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.

Uros MarusicInstitute for Kinesiology Research, Science and Research Centre Koper, Koper, Slovenia.ORCID 0000-0002-7420-2137
Marco NariciInstitute for Kinesiology Research, Science and Research Centre Koper, Koper, Slovenia.
Bostjan SimunicInstitute for Kinesiology Research, Science and Research Centre Koper, Koper, Slovenia.
Rado PisotInstitute for Kinesiology Research, Science and Research Centre Koper, Koper, Slovenia.
Ramona RitzmannRennbahnklinik, Muttenz, Switzerland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Muscle atrophy and decline in muscle strength appear very rapidly with prolonged disuse or mechanical unloading after acute hospitalization or experimental bed rest. The current study analyzed data from short-, medium-, and long-term bed rest (5-120 days) in a pooled sample of 318 healthy adults and modeled the mathematical relationship between muscle strength decline and atrophy. The results show a logarithmic disuse-induced loss of strength and muscle atrophy of the weight-bearing knee extensor muscles. The greatest rate of muscle strength decline and atrophy occurred in the earliest stages of bed rest, plateauing later, and likely contributed to the rapid neuromuscular loss of function in the early period. In addition, during the first 2 wk of bed rest, muscle strength decline is much faster than muscle atrophy: on

Indexed as

Bed RestMuscular AtrophyAdultHumansMuscle, SkeletalMuscle StrengthNeuromuscular Junctionagingbed rest immobilizationmechanical unloadingmuscle atrophyneuromuscular efficiency

Identifiers

PMID33703945
PMCPMC8325614

What OpenQuestion holds

Textmetadata
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.