Evidence map›Paper›PMID 36720979›Full record

ArticleScientific reports2023

Predictive correction of serum sodium concentration with formulas derived from the Edelman equation in patients with severe hyponatremia.

Koya Nagase, Tsuyoshi Watanabe, Akihiro Nomura, Fumika N Nagase, Keita Iwasaki, Yoshihiro Nakamura, Hiroki Ikai, Mari Yamamoto, Yukari Murai, Waka Yokoyama-Kokuryo and 3 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
2.1field-weighted citation impact, top 13% 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

5 citing papers in PubMed, 1 synthesis or guideline pooled it, 8 citations in OpenAlex.

  1. Pooled it
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  3. Review
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  5. Improved subcutaneous edema segmentation on abdominal CT using a generated adipose tissue density prior.International journal of computer assisted radiology and surgery · 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

13 authors at 3 institutions in 1 country.

Koya NagaseDepartment of Nephrology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Tsuyoshi WatanabeDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan. tsuyoshiwatanaberhythm@yahoo.co.jp.
Akihiro NomuraDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Fumika N NagaseDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Keita IwasakiDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Yoshihiro NakamuraDepartment of Nephrology, Nagoya University Graduate School of Medicine, 65, Tsurumai-cho, Showa-ku, Nagoya, Aichi, 466-8550, Japan.
Hiroki IkaiDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Mari YamamotoDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Yukari MuraiDepartment of Nephrology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Waka Yokoyama-KokuryoDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Naoho TakizawaDepartment of Rheumatology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Hideaki ShimizuDepartment of Nephrology and Renal Replacement, Daido Hospital, 9, Hakusui-cho, Minami-ku, Nagoya, Aichi, 457-8511, Japan.
Yoshiro FujitaDepartment of Nephrology, Chubu Rosai Hospital, 1-10-6, Komei-cho, Minato-ku, Nagoya, Aichi, 455-8530, Japan.
Chubu Rosai Hospital · JPDaido University · JPNagoya University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Severe hyponatremia can cause life-threatening cerebral edema. Treatment comprises rapid elevation of serum sodium concentration; however, overcorrection can result in osmotic demyelination. This study investigated potential factors, including predictive correction based on the Edelman equation, associated with appropriate correction in 221 patients with a serum sodium concentration ≤ 120 mEq/L who were admitted to a hospital in Nagoya, Japan. Appropriate correction was defined as an elevation in serum sodium concentration in the range of 4-10 mEq/L in the first 24 h and within 18 mEq/L in the first 48 h after the start of the correction. Appropriate corrections were made in 132 (59.7%) of the 221 patients. Multivariate analysis revealed that predictive correction with an infusate and fluid loss formula derived from the Edelman equation was associated with appropriate correction of serum sodium concentration (adjusted odds ratio, 7.84; 95% confidence interval, 2.97-20.64). Relative without its use, the predictive equation results in a lower proportion of undercorrection (14.3% vs. 48.0%, respectively) and overcorrection (1.0% vs. 12.2%, respectively). These results suggest that predictive correction of serum sodium concentrations using the formula derived from the Edelman equation can play an essential role in the appropriate management of patients with severe hyponatremia.

Indexed as

Brain EdemaHyponatremiaBehavior TherapyHumansSodiumSodium

Identifiers

PMID36720979
PMCPMC9889706
OpenAlexW4318701259

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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.