Evidence map›Paper›PMID 40881180›Full record

ArticleAdvances in neurodevelopmental disorders2024

Neutrophil-Lymphocyte Ratio and Platelet-Lymphocyte Ratio in ADHD: A Systematic Scoping Review.

Taryn A Machingo, Alisha M Bruton, Jennifer J Ryan, Jeanette M Johnstone

Abstract read
In one paragraph

Article in Advances in neurodevelopmental disorders, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

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

2 citing papers in PubMed.

  1. Trial
  2. 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

4 authors.

Taryn A MachingoCenter for Mental Health Innovation, Department of Psychiatry, Oregon Health & Science University, Portland, OR, USA.ORCID 0009-0005-5397-978X
Alisha M BrutonCenter for Mental Health Innovation, Department of Psychiatry, Oregon Health & Science University, Portland, OR, USA.
Jennifer J RyanCenter for Evidence-based Policy, Oregon Health & Science University, Portland, OR, USA.
Jeanette M JohnstoneCenter for Mental Health Innovation, Department of Psychiatry, Oregon Health & Science University, Portland, OR, USA.

Funding

CAM Research Training in Neuroscience &StressT32AT002688 · NCCIH · OREGON HEALTH & SCIENCE UNIVERSITY · PI OKEN, BARRY S, SOUMYANATH, AMALA · 2005 to 2025
$7.2M
Optimizing Research Methodology in a Multinutrient Study of Racially and Ethnically Diverse Children with ADHD and Emotional DysregulationK23AT012068 · NCCIH · OREGON HEALTH & SCIENCE UNIVERSITY · PI JOHNSTONE, JEANETTE M · 2022 to 2025
$700k
NCCIH NIH HHS K23 AT012068NCCIH NIH HHS T32 AT002688
6 · The paper itself

Abstract

Objectives: Neutrophil-lymphocyte and platelet-lymphocyte ratio (NLR, PLR) are easily calculated from routine blood tests and are increasingly being used in research to assess disease severity in inflammatory, infectious, and psychiatric conditions. The goal of this systematic scoping review was to broadly examine the literature on NLR and PLR and attention-deficit/hyperactivity disorder (ADHD). Methods: The PubMed/Medline, PsychInfo, Scopus, Embase, Cochrane Central Register of Controlled Trials, Cumulative Index to Nursing and Allied Health Literature, ClinicalTrials.gov, World Health Organization International Clinical Trials Registry Platform, International Standard Randomized Controlled Trial Number, Google Scholar, Directory of Open Access Journals, and ProQuest databases were searched. Results: Among the 1542 articles evaluated, 15 were included. Fourteen studies evaluated children and adolescents with ADHD and one study evaluated adults. Study outcomes included the comparison of mean NLR and PLR values between ADHD and non-ADHD groups and the association of NLR and PLR values with measures of ADHD symptom severity. Four studies used receiver operating characteristic (ROC) curves to identify potential cut points for the diagnosis of ADHD. Assessing NLR and PLR is economical and minimally invasive. Conclusions: Based on the 15 studies reviewed, findings suggest NLR and PLR may be promising biomarkers for ADHD. Additional research is justified to further investigate if routine incorporation of NLR and PLR into research and clinical practice could beneficially impact the diagnosis and treatment of patients with ADHD.

Indexed as

ADHDBiomarkerInflammationNeutrophil-Lymphocyte RatioPlatelet-Lymphocyte Ratio

Identifiers

PMID40881180
PMCPMC12382606

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.