Evidence map›Paper›PMID 29673338›Full record

SynthesisBMC nephrology2018

The prognostic importance of duration of AKI: a systematic review and meta-analysis.

Swati Mehta, Kinsuk Chauhan, Achint Patel, Shanti Patel, Rachel Pinotti, Girish N Nadkarni, Chirag R Parikh, Steven G Coca

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in BMC nephrology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
77citing papers in PubMed, 3 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

77 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Long-term risks of adverse kidney outcomes after acute kidney injury: a systematic review and meta-analysis.Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association · 2025
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  6. The Effect of Regularly Dosed Acetaminophen vs No Acetaminophen on Renal Function in Plasmodium knowlesi Malaria (PACKNOW): A Randomized, Controlled Trial.Clinical infectious diseases : an official publication of the Infectious Diseases Society of America · 2022
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17 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

8 authors.

Swati MehtaAlbany Medical center, 25 Hackett Blvd, Albany, NY, 12208, USA. smehta083@gmail.com.ORCID 0000-0001-5110-2726
Kinsuk ChauhanIcahn School of Medicine at Mount Sinai, New York, NY, USA.
Achint PatelIcahn School of Medicine at Mount Sinai, New York, NY, USA.
Shanti PatelIcahn School of Medicine at Mount Sinai, New York, NY, USA.
Rachel PinottiIcahn School of Medicine at Mount Sinai, New York, NY, USA.
Girish N NadkarniIcahn School of Medicine at Mount Sinai, New York, NY, USA.
Chirag R ParikhProgram of Applied Translational Research, Yale School of Medicine, Connecticut, NY, USA.
Steven G CocaIcahn School of Medicine at Mount Sinai, New York, NY, USA.

Funding

Yale Clinical and Translational Science Award (U Component)UL1TR001863 · NCATS · YALE UNIVERSITY · PI John H. Krystal, LUCILA OHNO-MACHADO · 2016 to 2026
$102.9M
6 · The paper itself

Abstract

backgroundAcute kidney injury (AKI), as defined by peak increase in serum creatinine, is independently associated with increased risk of mortality and length of stay. Studies have suggested that the duration of AKI may be an important additional or independent prognostic marker of increased mortality in patients with AKI across clinical settings. We performed a systematic review and meta-analysis of published studies to assess the impact of duration of AKI on outcomes.

methodsVarious bibliographic databases (MEDLINE, Embase, Cochrane Library, CINAHL and Web of Science) were searched through database inception to December 2015. Human, longitudinal studies with patients aged 18 or above describing outcomes of duration of AKI were included. Duration of AKI categorized as "Short" if AKI duration was ≤2 days or labeled as "transient AKI"; "Medium" for AKI durations 3-6 days and "Long" for AKI duration of ≥7 days or "non-recovered". Various outcomes looked at were Long term mortality, cardiovascular events, chronic kidney disease (CKD).

resultsEighteen studies were deemed eligible for the systematic review. The outcome of long-term mortality with duration of AKI was reported in 8 studies. The pooled Risk Ratio (RR) for long-term mortality generally was higher for longer duration of AKI: short duration of AKI (n = 8 studies, RR 1.42, 95% CI 1.21-1.66), medium duration (n = 4 studies, RR 1.92, 95% CI 1.34-2.75), and long duration (n = 8 studies, RR 2.28, 95% CI 1.77-2.94) duration of AKI. Further, Duration of AKI was independently associated with higher risk of cardiovascular outcomes and incident CKD Stage 3 when stratified within each stage of AKI.

conclusionDuration of AKI was independently associated with long term mortality, cardiovascular(CV) events, and development of incident CKD Stage 3.

Indexed as

Acute Kidney InjuryCardiovascular DiseasesDisease ProgressionHumansLength of StayPrognosisRenal Insufficiency, ChronicRisk FactorsTime FactorsAcute kidney injuryDurationMortality

Identifiers

PMID29673338
PMCPMC5907696

What OpenQuestion holds

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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.