Evidence mapPaperPMID 42139306Full record

Trial reportPloS one2026

Effect of intra-dialytic pedaling exercise on dialysis adequacy: A randomized controlled trial.

Mahmoud Mohamadizadeh, Sharif Sharifi, Niloufar Motamed, Mohammad Amin Shadman, Shahnaz Pouladi

Abstract readRandomized Controlled Trial
In one paragraph

Trial report in PloS one, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
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0citing papers in PubMed
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

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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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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.

Mahmoud MohamadizadehStudent Research Committee, Bushehr University of Medical Sciences, Bushehr, Islamic Republic of Iran.
Sharif SharifiNursing and Midwifery Faculty of Bushehr University of Medical Sciences, Bushehr, Islamic Republic of Iran.
Niloufar MotamedDepartment of Community Medicine, Medicine faculty of Bushehr University of Medical Sciences, Bushehr, Islamic Republic of Iran.
Mohammad Amin ShadmanNursing and Midwifery Faculty of Bushehr University of Medical Sciences, Bushehr, Islamic Republic of Iran.
Shahnaz PouladiNursing and Midwifery Faculty of Bushehr University of Medical Sciences, Bushehr, Islamic Republic of Iran.ORCID https://orcid.org/0009-0004-0261-9496

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIn patients with chronic kidney disease undergoing hemodialysis, physical activity and rehabilitation are crucial for preventing declines in muscle strength and functional capacity. This study aimed to assess the impact of physical activity during hemodialysis on dialysis adequacy in patients undergoing hemodialysis.

methodsThis randomized controlled trial (RCT) investigated the impact of pedaling exercise on dialysis effectiveness in 84 hemodialysis patients at hospitals in Bushehr. Participants were randomly assigned to either an experimental group (n = 42) that performed 30 minutes of pedaling exercise during their 4-hour dialysis sessions or a control group (n = 42) that received routine hemodialysis. Dialysis adequacy was assessed by comparing pre- and post-dialysis blood samples obtained from the arterial line. A conservative intradialytic exercise protocol, blood samples, and patient weight were measured using a calibrated digital scale. Data analysis was performed using SPSS version 24 software.

resultsThe experimental and control groups were similar in demographic characteristics, except for age (X2 = -3.84, p = 0.001) and education levels (X2 = 10.100, p = 0.006). While there was no significant difference in weight between the groups before and after the intervention (t = 0.223, p = 0.82 before; t = 0.203, p = 0.84 after), both groups showed a substantial weight reduction overall (p < 0.0001). There were no statistically significant differences in weight change (t = 0.80, p = 0.25), BUN (t = 0.13, p = 1.52), or Kt/V (t = 1.62, p = 0.11) between the experimental and control groups.

conclusionThis study found that incorporating pedaling exercise during hemodialysis did not significantly improve dialysis effectiveness, as measured by weight change, BUN levels, or Kt/V. While both groups showed weight loss, there were no statistically significant differences between them. However, the study was limited by its small sample size and the specific exercise protocol employed. Further research with larger cohorts and a broader range of physical activities is needed to determine whether physical activity during hemodialysis can improve dialysis adequacy and overall patient outcomes.

trial registrationIRCT code number 20150529022466N15 and trial Code of Ethics IR.BPUMS.REC.1398.130E.

Indexed as

ExerciseExercise TherapyKidney Failure, ChronicRenal DialysisAdultAgedFemaleHumansMaleMiddle Aged

Identifiers

PMID42139306
PMCPMC13178916

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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 Socratic graph.