Evidence map›Paper›PMID 34438575›Full record

ArticleChildren (Basel, Switzerland)2021

Urinary Biomarkers of Renal Injury KIM-1 and NGAL: Reference Intervals for Healthy Pediatric Population in Sri Lanka.

P Mangala C S De Silva, T D K S C Gunasekara, S D Gunarathna, P M M A Sandamini, R A I Pinipa, E M D V Ekanayake, W A K G Thakshila, S S Jayasinghe, E P S Chandana, Nishad Jayasundara

Abstract read
In one paragraph

Article in Children (Basel, Switzerland), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

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

  1. Pooled it
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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

10 authors.

P Mangala C S De SilvaDepartment of Zoology, Faculty of Science, University of Ruhuna, Matara 81000, Sri Lanka.ORCID 0000-0002-1927-6512
T D K S C GunasekaraDepartment of Zoology, Faculty of Science, University of Ruhuna, Matara 81000, Sri Lanka.ORCID 0000-0002-3095-6164
S D GunarathnaDepartment of Zoology, Faculty of Science, University of Ruhuna, Matara 81000, Sri Lanka.
P M M A SandaminiDepartment of Zoology, Faculty of Science, University of Ruhuna, Matara 81000, Sri Lanka.
R A I PinipaDepartment of Zoology, Faculty of Science, University of Ruhuna, Matara 81000, Sri Lanka.
E M D V EkanayakeDepartment of Zoology, Faculty of Science, University of Ruhuna, Matara 81000, Sri Lanka.
W A K G ThakshilaDepartment of Zoology, Faculty of Science, University of Ruhuna, Matara 81000, Sri Lanka.
S S JayasingheDepartment of Pharmacology, Faculty of Medicine, University of Ruhuna, Galle 80000, Sri Lanka.
E P S ChandanaDepartment of Biosystems Technology, Faculty of Technology, University of Ruhuna, Matara 81000, Sri Lanka.
Nishad JayasundaraThe Nicholas School of the Environment, Duke University, Durham, NC 27708, USA.ORCID 0000-0003-2485-6893

Funding

Duke University The Duke Global Health Pilot GrantWorld Bank Group Accelerating Higher Education Expansion and Development (AHEAD) Operation of the Ministry of Higher Education (AHEAD DOR 02/40)
6 · The paper itself

Abstract

Emerging renal biomarkers (e.g., kidney injury molecule-1 (KIM-1) and neutrophil gelatinase-associated lipocalin (NGAL)) are thought to be highly sensitive in diagnosing renal injury. However, global data on reference intervals for emerging biomarkers in younger populations are lacking. Here, we aimed to determine reference intervals for KIM-1 and NGAL across a pediatric population in Sri Lanka; a country significantly impacted by the emergence of chronic kidney disease of unexplained etiology (CKDu). Urine samples were collected from children (10-18 years) with no prior record of renal diseases from the dry climatic zone of Sri Lanka (N = 909). Urinary KIM-1 and NGAL concentrations were determined using the enzyme-linked immunosorbent assay (ELISA) and adjusted to urinary creatinine. Biomarker levels were stratified by age and gender, and reference intervals derived with quantile regression (2.5th, 50th, and 97.5th quantiles) were expressed at 95% CI. The range of median reference intervals for urinary KIM-1 and NGAL in children were 0.081-0.426 ng/mg Cr, 2.966-4.850 ng/mg Cr for males, and 0.0780-0.5076 ng/mg Cr, 2.0850-3.4960 ng/mg Cr for females, respectively. Renal biomarkers showed weak correlations with age, gender, ACR, and BMI. Our findings provide reference intervals to facilitate screening to detect early renal damage, especially in rural communities that are impacted by CKDu.

Indexed as

childrenCKDukidney biomarkersKIM-1NGALSri Lanka

Identifiers

PMID34438575
PMCPMC8391325

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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.