Evidence map›Paper›PMID 38617587›Full record

ArticlePractical laboratory medicine2024

Comparison of ELISA with automated ECLIA for IL-6 determination in COVID-19 patients: An Italian real-life experience.

Francesca Romano, Luisa Lanzilao, Edda Russo, Maria Infantino, Francesca Nencini, Giovanni Cappelli, Stefano Dugheri, Mariangela Manfredi, Alessandra Fanelli, Amedeo Amedei and 1 more

Abstract read
In one paragraph

Article in Practical laboratory medicine, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

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

  1. Pooled it
  2. Prognostic significance of pre-intervention circulating cytokines in digestive system cancers: a systematic review and meta-analysis.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
    Review
  3. Article
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

11 authors.

Francesca RomanoGeneral Laboratory, Azienda Ospedaliero-Universitaria Careggi, Florence, Italy.
Luisa LanzilaoGeneral Laboratory, Azienda Ospedaliero-Universitaria Careggi, Florence, Italy.
Edda RussoDepartment of Experimental and Clinical Medicine, University of Florence, 50121, Florence, Italy.
Maria InfantinoImmunology and Allergology Laboratory Unit, S. Giovanni di Dio Hospital, 50143, Florence, Italy.
Francesca NenciniGeneral Laboratory, Azienda Ospedaliero-Universitaria Careggi, Florence, Italy.
Giovanni CappelliDepartment of Experimental and Clinical Medicine, University of Florence, 50121, Florence, Italy.
Stefano DugheriDepartment of Experimental and Clinical Medicine, University of Florence, 50121, Florence, Italy.
Mariangela ManfrediImmunology and Allergology Laboratory Unit, S. Giovanni di Dio Hospital, 50143, Florence, Italy.
Alessandra FanelliGeneral Laboratory, Azienda Ospedaliero-Universitaria Careggi, Florence, Italy.
Amedeo AmedeiDepartment of Experimental and Clinical Medicine, University of Florence, 50121, Florence, Italy.
Nicola MucciDepartment of Experimental and Clinical Medicine, University of Florence, 50121, Florence, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Objectives: Coronavirus disease 2019 (COVID-19) has a wide spectrum of clinical severity. A cytokine storm is associated with COVID-19 severity. Of these, IL-6 is significantly associated with higher mortality and is also a marker for predicting disease prognosis. IL-6 may act as a target for therapeutics and, a blockade of IL-6 function by Tocilizumab has been described as a treatment of the inflammatory process COVID-19-related. This study aims to describe our experience comparing two different methods, in detail Human IL-6 Instant ELISA and the Elecsys IL-6 based on ECLIA, for the IL-6 assessment. Design and methods: IL-6 levels from serum samples of 104 COVID-19 patients, admitted to the AOU Careggi (Hospital in Florence -Italy), were assessed by using the two above-mentioned methods, and the results were analysed through Passing-Bablok regression fit and Bland-Altman plot. Results: The regression exhibited a linear relation between the methods with a regression equation (y = - 0.13 + 0.63 x; 95 % C.I. intercept = - 0.13 to 4.55; 95 % C.I. slope = 1.03 to 1.26 with R Conclusions: The two assays showed good comparability. However, because of the extremely wide linear range of the ECLIA, its throughput and its capacity for immune profiling, it represents an interesting emerging technology in the immunology field.

Indexed as

COVID-19ECLIAELISAInterleukin-6

Identifiers

PMID38617587
PMCPMC11015480

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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.