Evidence map›Paper›PMID 40711573›Full record

ArticleWorld journal of urology2025

Vacuum-assisted mini-percutaneous nephrolithotomy is associated with lower rates of infectious complications compared to standard procedures in low-risk patients: a single-center experience.

Marco Nizzardo, Andrea Li Puma, Giorgio Graps, Fabio Ciamarra, Gianpaolo Lucignani, Valentina Parolin, Federica Passarelli, Ludovico Maria Basadonna, Fabrizio Longo, Elisa De Lorenzis and 4 more

Abstract readComparative Study
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In one paragraph

Article in World journal of urology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. 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

14 authors.

Marco NizzardoDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Andrea Li PumaDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Giorgio GrapsDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Fabio CiamarraDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Gianpaolo LucignaniDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Valentina ParolinDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Federica PassarelliDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Ludovico Maria BasadonnaDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Fabrizio LongoDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Elisa De LorenzisDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Stefano Paolo ZanettiDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Emanuele MontanariDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Giancarlo AlboDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy.
Luca BoeriDepartment of Urology, Fondazione IRCCS Ca' Granda- Ospedale Maggiore Policlinico, Milan, Italy. dr.lucaboeri@gmail.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo evaluate the impact of vacuum-assisted mini-percutaneous nephrolithotomy (vamPCNL) vs. vacuum-cleaner mPCNL (vcmPCNL) on the rate of postoperative infectious complications in a cohort of patients with low risk factors for infections.

methodsWe retrospectively analysed data from 229 patients who underwent mPCNL between 01/2016 and 09/2024. Patient's demographics, stones characteristics and operative data were collected. vamPCNL and vcmPCNL were performed based on the surgeon's preference. Low-risk patients were defied as: preoperative negative urine culture, no history of previous UTIs and immune system disease, no preoperative indwelling stent or catheter, single-stage procedure. Complications were graded according to modified Clavien classification. Descriptive statistics and logistic regression models were used to identify factors associated with postoperative infectious complications.

resultsMedian (IQR) age and stone volume were 56 (47-66) years and 1.7 (0.8-3.6) cm

conclusionIn a cohort of patients with kidney stones and low-risk factors for infections, approximately 10% of participants developed infectious complications after mPCNL. Patients with infectious complications had higher stone burden and longer procedural time than those who did not, as expected. vamPCNL confirmed to be associates with lower risk of infections, compared to vcmPCNL, even in patients with low risk factors.

Indexed as

Kidney CalculiNephrolithotomy, PercutaneousPostoperative ComplicationsAgedFemaleHumansMaleMiddle AgedRetrospective StudiesRisk FactorsVacuumComplicationsInfectionsPercutaneous nephrolithotomyStoneVacuum-assisted procedures

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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.