Evidence map›Paper›PMID 37010653›Full record

ArticleJournal of artificial organs : the official journal of the Japanese Society for Artificial Organs2024

Comparison of the pre-dilution and post-dilution methods for online hemodiafiltration.

Yusuke Kawai, Kazuya Maeda, Misaki Moriishi, Hideki Kawanishi, Takao Masaki

Abstract read
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In one paragraph

Article in Journal of artificial organs : the official journal of the Japanese Society for Artificial Organs, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

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

  1. Guideline
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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.

Yusuke KawaiDepartment of Renal Disease and Blood Purification Therapy, Akane-Foundation, Tsuchiya General Hospital, 3-30 Nakajimacho, Naka-Ku, Hiroshima, 730-8655, Japan.
Kazuya MaedaDepartment of Nephrology, Hiroshima University Hospital, 1-2-3 Kasumi, Minami-Ku, Hiroshima, 734-8551, Japan. kazu_kazu0725@yahoo.co.jp.ORCID http://orcid.org/0000-0002-2052-7630
Misaki MoriishiDepartment of Renal Disease and Blood Purification Therapy, Akane-Foundation, Tsuchiya General Hospital, 3-30 Nakajimacho, Naka-Ku, Hiroshima, 730-8655, Japan.
Hideki KawanishiDepartment of Renal Disease and Blood Purification Therapy, Akane-Foundation, Tsuchiya General Hospital, 3-30 Nakajimacho, Naka-Ku, Hiroshima, 730-8655, Japan.
Takao MasakiDepartment of Nephrology, Hiroshima University Hospital, 1-2-3 Kasumi, Minami-Ku, Hiroshima, 734-8551, Japan. masakit@hiroshima-u.ac.jp.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Online hemodiafiltration (OL-HDF) is a treatment modality using diffusion and ultrafiltration. There are two types of dilution methods in OL-HDF: pre-dilution, which is commonly provided in Japan, and post-dilution, which is commonly provided in Europe. The optimal OL-HDF method for individual patients is not well studied. In this study, we compared the clinical symptoms, laboratory data, spent dialysate, and adverse events of pre- and post-dilution OL-HDF. We conducted a prospective study of 20 patients who underwent OL-HDF between January 1, 2019 and October 30, 2019. Their clinical symptoms and dialysis efficacy were evaluated. All patients underwent OL-HDF every 3 months in the following sequence: first pre-dilution, post-dilution, and second pre-dilution. We evaluated 18 patients for the clinical study and 6 for the spent dialysate study. No significant differences in spent dialysates regarding small and large solutes, blood pressure, recovery time, and clinical symptoms were observed between the pre- and post-dilution methods. However, the serum α1-microglobulin level in post-dilution OL-HDF was lower than that in pre-dilution OL-HDF (first pre-dilution: 124.8 ± 14.3 mg/L; post-dilution: 116.6 ± 13.9 mg/L; second pre-dilution: 125.8 ± 13.0 mg/L; first pre-dilution vs. post-dilution, post-dilution vs. second pre-dilution, and first pre-dilution vs. second pre-dilution: p = 0.001, p < 0.001, and p = 1.000, respectively). The most common adverse event was an increase in transmembrane pressure in the post-dilution period. Compared to pre-dilution, the post-dilution method decreased the α1-microglobulin level; however, there were no significant differences in clinical symptoms or laboratory data.

Indexed as

HemodiafiltrationBlood PressureDialysis SolutionsHumansProspective StudiesRenal DialysisDialysis SolutionsClear spaceOnline hemodiafiltrationPost-dilutionPre-dilutionα1-microglobulin

Identifiers

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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.