Evidence map›Paper›PMID 25738483›Full record

ArticleMedicine2015

Vitamin D deficiency is an independent risk factor for urinary tract infections after renal transplants.

Young Eun Kwon, Hyunwook Kim, Hyung Jung Oh, Jung Tak Park, Seung Hyeok Han, Dong-Ryeol Ryu, Tae-Hyun Yoo, Shin-Wook Kang

Abstract read
In one paragraph

Article in Medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. Article
  2. Review
  3. 25(OH)D-but not 1,25(OH)Frontiers in medicine · 2023
    Article
  4. Article
  5. Review
  6. Article
  7. Article
  8. Article
  9. Article
  10. Article
  11. 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

8 authors.

Young Eun KwonFrom the Department of Internal Medicine (YEK, HJO, JTP, SHH, T-HY, S-WK), Yonsei University College of Medicine, Seoul; Department of Internal Medicine (HK), Wonkwang University College of Medicine, Sanbon Hospital, Gunpo; Department of Internal Medicine (D-RR), School of Medicine, Ewha Womans University, and Severance Biomedical Science Institute (S-WK), Brain Korea 21 PLUS, Yonsei University, Seoul, Korea.
Hyunwook Kim
Hyung Jung Oh
Jung Tak Park
Seung Hyeok Han
Dong-Ryeol Ryu
Tae-Hyun Yoo
Shin-Wook Kang

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Vitamin D deficiency is frequently found in patients with renal transplants (RTxs). Because vitamin D plays indispensable roles in the immune system, there may be an association between vitamin D deficiency and infection in these patients, but this has not been fully elucidated. Therefore, this study investigated the impact of pre-RTx vitamin D deficiency on urinary tract infection (UTI) development after RTx.We measured 25-hydroxyvitamin D3 (25(OH)D3) levels in 410 patients 2 weeks before they underwent RTx. Vitamin D deficiency was defined as 25(OH)D3 <10 ng/mL. The primary outcome was UTI occurrence after RTx. Cox proportional hazard analysis determined whether vitamin D deficiency was independently associated with UTI.The mean 25(OH)D3 level was 12.8 ± 6.9 ng/mL, and 171 patients (41.7%) were vitamin D deficient. During a median follow-up duration of 7.3 years, the UTI incidence was significantly higher in vitamin D-deficient patients (52 patients, 30.4%) compared with vitamin D-nondeficient patients (40 patients, 16.7%) (P = 0.001). Moreover, multivariate Cox proportional hazard analysis showed that vitamin D deficiency was an independent predictor of UTI after RTx (hazard ratio 1.81, 95% confidence interval 1.11-2.97, P = 0.02).Vitamin D deficiency was an independent risk factor for UTI after RTx; hence, determining 25(OH)D3 levels might help to predict infectious complications after RTx.

Indexed as

AdultBody Mass IndexCalcifediolComorbidityFemaleHumansIncidenceKidney TransplantationMaleMiddle AgedRetrospective StudiesRisk FactorsUrinary Tract InfectionsVitamin D DeficiencyCalcifediol

Identifiers

PMID25738483
PMCPMC4553964

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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.