Evidence map›Paper›PMID 34249991›Full record

ReviewFrontiers in nutrition2021

The Mediterranean and Nordic Diet: A Review of Differences and Similarities of Two Sustainable, Health-Promoting Dietary Patterns.

Željko Krznarić, Irena Karas, Dina Ljubas Kelečić, Darija Vranešić Bender

Open access · goldAbstract readReview
In one paragraph

Review in Frontiers in nutrition, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 3 pooled it
9.2field-weighted citation impact, top 2% of its field
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

34 citing papers in PubMed, 3 syntheses or guidelines pooled it, 69 citations in OpenAlex.

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  5. Nutrition and longevity - diet in centenarians.Journal of translational medicine · 2026
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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

4 authors at 1 institution in 1 country.

Željko KrznarićUniversity Hospital Zagreb, Department of Internal Medicine, Clinical Unit of Clinical Nutrition, Zagreb, Croatia.
Irena KarasUniversity Hospital Zagreb, Department of Internal Medicine, Clinical Unit of Clinical Nutrition, Zagreb, Croatia.
Dina Ljubas KelečićUniversity Hospital Zagreb, Department of Internal Medicine, Clinical Unit of Clinical Nutrition, Zagreb, Croatia.
Darija Vranešić BenderUniversity Hospital Zagreb, Department of Internal Medicine, Clinical Unit of Clinical Nutrition, Zagreb, Croatia.
University Hospital Centre Zagreb · HR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Mediterranean diet (MD) and the Nordic diet (ND) share more similarities than differences. Both diets are based on typical local and seasonal foods, share similar nutritional recommendations based on plant-based dietary principles, and are both now orienting toward environmental protection and sustainability. The main difference between the two diets is the primary fat source. Olive oil is the synonym for MD while the ND uses more rapeseed/canola oil. While longitudinal epidemiological studies support adherence to MD as a way to prevent chronic diseases, ND still needs more such studies because the current results are discrepant. Notably, studies that assessed the association between both diets and lower risks of chronic diseases, disability, and mortality from specific and all causes, implied that ND could also have an advantageous effect as MD. Hopefully, there will be more longitudinal and large prospective studies in the future that will provide more evidence-based recommendations.

Indexed as

chronic disease preventionMediterranean dietNordic dietolive oilplant-basedrapeseed oil

Identifiers

PMID34249991
PMCPMC8270004
OpenAlexW3175862015

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.