Evidence map›Paper›PMID 30089848›Full record

ArticleScientific reports2018

The prognostic value of interaction between mean corpuscular volume and red cell distribution width in mortality in chronic kidney disease.

Chew-Teng Kor, Yao-Peng Hsieh, Chia-Chu Chang, Ping-Fang Chiu

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In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

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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

4 authors.

Chew-Teng KorDivision of Nephrology, Department of Internal Medicine, Changhua Christian Hospital, Changhua, Taiwan.
Yao-Peng HsiehDivision of Nephrology, Department of Internal Medicine, Changhua Christian Hospital, Changhua, Taiwan. 102407@cch.org.tw.
Chia-Chu ChangDivision of Nephrology, Department of Internal Medicine, Changhua Christian Hospital, Changhua, Taiwan.
Ping-Fang ChiuDivision of Nephrology, Department of Internal Medicine, Changhua Christian Hospital, Changhua, Taiwan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Recently, both red cell distribution width (RDW) and mean corpuscular volume (MCV) have been associated with unfavorable outcomes in several medical conditions. Therefore, we conducted this retrospective study of 1075 patients with stage 3-5 chronic kidney disease to investigate whether interactions between RDW and MCV influence the risk of mortality. These patients were divided into four groups: group A (n = 415), RDW ≤ 14.9% and MCV ≤ 91.6 fL; group B (n = 232), RDW > 14.9% and MCV ≤ 91.6 fL; group C (n = 307), RDW ≤ 14.9% and MCV > 91.6 fL; and group D (n = 121), RDW > 14.9% and MCV > 91.6 fL. The adjusted hazard ratio (HR) of all-cause mortality for group B versus group A was 1.44 (95% confidence interval [CI], 1.14-2.12, p = 0.02), group C versus group A 2.14 (95% CI, 1.31-3.48, p = 0.002), and group D versus group A 5.06 (95% CI, 3.06-8.37, p < 0.001). There was a multiplicative interaction between MCV and RDW in predicting patient mortality. The use of RDW in conjunction with MCV may improve healthcare by identifying those at an increased risk for mortality compared with the use of either RDW or MCV alone.

Indexed as

Erythrocyte IndicesErythrocytesFemaleHumansMaleMiddle AgedPrognosisProportional Hazards ModelsRenal Insufficiency, ChronicRetrospective Studies

Identifiers

PMID30089848
PMCPMC6082905

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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.