Evidence map›Paper›PMID 25886515›Full record

Observational studyBMC nephrology2015

Effect of VDRA on survival in incident hemodialysis patients: results of the FARO-2 observational study.

Piergiorgio Messa, Mario Cozzolino, Diego Brancaccio, Giuseppe Cannella, Fabio Malberti, Anna Maria Costanzo, Umberto di Luzio Paparatti, Vincenzo Festa, Giuliana Gualberti, Sandro Mazzaferro and 1 more

Abstract readComparative StudyMulticenter StudyObservational Study
In one paragraph

Observational study in BMC nephrology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers, 1 of them a synthesis that pooled it.

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

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

  1. Pooled it
  2. Article
  3. Observational
  4. Article
  5. Article
  6. Review
  7. Article
  8. Review
  9. Review
  10. Observational
  11. 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

11 authors.

Piergiorgio MessaNephrology, Dialysis and renal Transplant, Fondazione Ca' Granda IRCCS-Policlinico, Milan, Italy. pmessa@policlinico.mi.it.
Mario CozzolinoDepartment of Health Sciences, University of Milan - Renal Division - San Paolo Hospital, Milan, Italy. mario.cozzolino@unimi.it.
Diego BrancaccioDialysis Unit, "Simone Martini", Milan, Italy. diego.brancaccio@tiscali.it.
Giuseppe CannellaDepartment of Nephrology, San Martino Hospital, Genoa, Italy. cannpino@gmail.com.
Fabio MalbertiDivisione di Nefrologia e Dialisi, Azienda Ospedaliera Istituti Ospitalieri di Cremona, Cremona, Italy. f.malberti@ospedale.cremona.it.
Anna Maria CostanzoAbbVie Italy, Campoverde, Latina, Italy. annamaria.costanzo@abbvie.com.
Umberto di Luzio PaparattiAbbVie Italy, Campoverde, Latina, Italy. umberto.paparatti@abbvie.com.
Vincenzo FestaAbbVie Italy, Campoverde, Latina, Italy. vincenzo.Festa@abbvie.com.
Giuliana GualbertiAbbVie Italy, Campoverde, Latina, Italy. giuliana.gualberti@abbvie.com.
Sandro MazzaferroDipartimento di Scienze Cardiovascolari Respiratorie Nefrologiche e Geriatriche, Sapienza Università di Roma, Roma, Italy. sandro.mazzaferro@uniroma1.it.
FARO Study Group

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMortality rate among patients with stage five chronic kidney disease (CKD) maintained on hemodialysis (HD) is high. Although evidence suggests that use of Vitamin D Receptor Activators (VDRA) in CKD patients increases survival, few studies have examined the effect of VDRA in incident HD patients. The FARO-2 study evaluated the clinical outcome of VDRA therapy on mortality in incident HD patients.

methodsFARO-2 was a longitudinal epidemiological study performed on 568 incident HD patients followed prospectively from 26 dialysis centers over a 3-year period. Data were collected every 6 months using a questionnaire, obtaining clinical, biochemical and therapeutic parameters. Kaplan-Meier curves and Cox proportional hazard regression models were used to determine cumulative probability of time-to-death and adjusted hazard ratios.

results568 patients (68% male) with an average age of 65.5 years were followed up. Mean dialysis duration at study entry was 3 months. VDRA use increased from 46% at 6 months to 54.7% at 36 months of follow-up (p = 0.08). No difference was observed in the presence of comorbid diseases at baseline in patients with and without VDRA therapy. Cumulative probability of survival at 24 months was 74.5% (95% CI: 70.2-78.3). Patients receiving VDRA therapy showed a significant increase in survival at 24 months (80.7%; 95% CI: 75.7-84.8) compared to those without (63.3%; 95% CI: 54.8-70.7, p <0.01). The presence of vascular disease, decreased hemoglobin, increased P and lack of VDRA treatment were significantly associated with an increased risk of mortality. Lack of VDRA treatment still remained significant as a predictor of mortality after adjusting for levels of PTH, P and Ca (HR = 2.16, 95% CI: 1.09-4.30, p = 0.03).

conclusionsFindings from FARO-2 indicate that in incident HD patients VDRA therapy was associated with increased survival.

Indexed as

AgedBone Density Conservation AgentsChi-Square DistributionDose-Response Relationship, DrugDrug Administration ScheduleFemaleFollow-Up StudiesHumansItalyKaplan-Meier EstimateKidney Function TestsLongitudinal StudiesMaleMiddle AgedProportional Hazards ModelsReceptors, CalcitriolBone Density Conservation AgentsReceptors, Calcitriol

Identifiers

PMID25886515
PMCPMC4364090

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.