Evidence map›Paper›PMID 37509448›Full record

ArticleBiomedicines2023

Association of Blood Levels of Vitamin D and Its Binding Protein with Clinical Phenotypes of Multiple Sclerosis.

Suhail Al-Shammri, Arpita Chattopadhyay, Magdy Girgis Hanah, Suhail Doi, Abayomi Akanji

Abstract read
In one paragraph

Article in Biomedicines, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

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

  1. Pooled it
  2. Advances in the measurement of vitamin D binding protein.Analytical and bioanalytical chemistry · 2026
    Review
  3. Article
  4. Vitamin D Supplementation Mediates a Shift toward Anti-Inflammatory Cytokine Response in Multiple Sclerosis.Medical principles and practice : international journal of the Kuwait University, Health Science Centre · 2025
    Article
  5. Review
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

5 authors.

Suhail Al-ShammriDepartment of Medicine, Faculty of Medicine, Kuwait University, Kuwait City P.O. Box 24923, Kuwait.ORCID 0000-0001-8718-1980
Arpita ChattopadhyayDepartment of Medicine, Faculty of Medicine, Kuwait University, Kuwait City P.O. Box 24923, Kuwait.
Magdy Girgis HanahNeurology Unit, Department of Medicine, Mubarak al Kabeer Hospital, Ministry of Health, Jabriya 13001, Kuwait.
Suhail DoiDepartment of Population Medicine, Qatar University, Doha P.O. Box 2713, Qatar.
Abayomi AkanjiDepartment of Medical Sciences, Frank Netter School of Medicine, Quinnipiac University, Hamden, CT 06518, USA.

Funding

Kuwait University MM03/09
6 · The paper itself

Abstract

backgroundLow vitamin D levels may synergize with changing levels of the vitamin D binding protein (DBP) to precipitate in the development and clinical progression of multiple sclerosis (MS). In this study, this hypothesis was explored in groups of Kuwaiti healthy controls and patients with different clinical phenotypes of MS.

methodsFasting serum concentrations of 25-hydroxyvitamin D [25(OH)D] and DBP were measured in 146 healthy controls and 195 patients with MS. The latter were classified according to the duration, type, and onset of the disease and the mode of treatment. Factors such as relapse/remitting, and the use of nutritional supplements were also considered.

resultsThe DBP levels were significantly lower in the patients than in the controls. This was more evident in newly diagnosed drug-naïve patients than in those patients with more established MS. MS status and severity were negatively impacted by concurrently low levels of 25(OH)D and DBP. This was most clearly expressed in drug-naïve patients and in those with a disease in relapse. It was also established that the 25(OH)D level had a significant positive correlation with the duration of the disease.

conclusionLower levels of 25(OH)D and DBP appear to have a synergistic effect on MS status. This was most clearly demonstrated in patients who were newly diagnosed (drug-naïve) and in those patients who were in relapse.

Indexed as

25-hydroxyvitamin Ddrug-naïve patientshypovitaminosis DKuwaitmultiple sclerosisrelapsing remittingvitamin Dvitamin D binding protein

Identifiers

PMID37509448
PMCPMC10376961

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.