Evidence map›Paper›PMID 26134682›Full record

ArticleOsteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA2016

Serum 25-hydroxyvitamin D, parathyroid hormone, calcium intake, and bone mineral density in Spanish adults.

J M Olmos, J L Hernández, P García-Velasco, J Martínez, J Llorca, J González-Macías

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In one paragraph

Article in Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 4 pooled it
3.8field-weighted citation impact, top 7% 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

30 citing papers in PubMed, 4 syntheses or guidelines pooled it, 71 citations in OpenAlex.

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  4. The associations between serum 25-hydroxyvitamin D level and the risk of total fracture and hip fracture.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2017
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  18. Vertebral fractures are increased in rheumatoid arthritis despite recent therapeutic advances: a case-control study.Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2021
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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

6 authors at 3 institutions in 1 country.

J M OlmosBone Metabolic Unit, Department of Internal Medicine, Hospital Universitario Marqués de Valdecilla, Avda. Valdecilla s/n, 39008, Santander, Spain. miromj@humv.es.
J L HernándezBone Metabolic Unit, Department of Internal Medicine, Hospital Universitario Marqués de Valdecilla, Avda. Valdecilla s/n, 39008, Santander, Spain.
P García-VelascoCentro de Salud Camargo, Santander, Spain.
J MartínezBone Metabolic Unit, Department of Internal Medicine, Hospital Universitario Marqués de Valdecilla, Avda. Valdecilla s/n, 39008, Santander, Spain.
J LlorcaBone Metabolic Unit, Department of Internal Medicine, Hospital Universitario Marqués de Valdecilla, Avda. Valdecilla s/n, 39008, Santander, Spain.
J González-MacíasBone Metabolic Unit, Department of Internal Medicine, Hospital Universitario Marqués de Valdecilla, Avda. Valdecilla s/n, 39008, Santander, Spain.
Universidad de Cantabria · ESMarqués de Valdecilla University Hospital · ESServicio Cántabro de Salud · ES

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

unlabelledVitamin D insufficiency is very common among Spanish community-dwelling adult subjects. A threshold of serum 25(OH)D around 30 ng/ml would be necessary for the prevention of secondary hyperparathyroidism and hip bone loss in our population, regardless of the dairy calcium ingestion.

introductionThis study aims to assess 25-hydroxyvitamin D-25(OH)D-status in Spanish adult subjects and to analyze its relationships with serum PTH levels, calcium intake, and bone mineral density (BMD).

methodsA total of 1811 individuals (1154 postmenopausal women and 657 men) aged 44-93 years participated in the study. Serum 25(OH)D, intact parathyroid hormone (PTH), aminoterminal propeptide of type I collagen (P1NP), and C-terminal telopeptide of type I collagen (β-CTX) levels were measured by electrochemiluminescence. BMD was determined by dual x-ray absorptiometry (DXA) at lumbar spine, femoral neck, and total hip.

resultsSerum 25(OH)D levels were below 10, 20, and 30 ng/ml in 5, 40, and 83 % of participants, respectively. There was a significant seasonal difference in mean serum 25(OH)D, with higher levels in summer-autumn. In multivariate analysis, 25(OH)D levels were negatively correlated with age, serum PTH and creatinine, body mass index, smoking, alcohol intake, and a number of chronic diseases, but positively with dairy calcium intake. The magnitude of the difference in serum PTH according to 25(OH)D quartiles was not influenced by calcium intake. A threshold of serum 25(OH)D around 30 ng/ml was observed for serum PTH and hip BMD.

conclusionsVitamin D insufficiency is very common among Spanish community-dwelling adult subjects. A threshold of serum 25(OH)D around 30 ng/ml would be necessary for the prevention of secondary hyperparathyroidism and hip bone loss in our population, regardless of the dairy calcium ingestion. Programs to improve vitamin D status may be required in our country.

Indexed as

Absorptiometry, PhotonAdultAgedAged, 80 and overAge FactorsBone DensityCalcium, DietaryCohort StudiesFemaleHumansMaleMiddle AgedParathyroid HormoneSeasonsSpainVitamin D25-hydroxyvitamin DCalcium, DietaryParathyroid HormoneVitamin D25(OH)DBone mineral densityDairy calcium intakeParathyroid hormone

Identifiers

PMID26134682
OpenAlexW2145380365

What OpenQuestion holds

Textmetadata
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.