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Does Varicocele Repair Improve Conventional Semen Parameters? A Meta-Analytic Study of Before-After Data

Cannarella, R. ; Hazir, B. LU orcid and Agarwal, A. (2024) In World Journal of Men's Health 42(1). p.92-132
Abstract
Purpose: The purpose of this meta-analysis is to study the impact of varicocele repair in the largest cohort of infertile males with clinical varicocele by including all available studies, with no language restrictions, comparing intra-person conventional semen parameters before and after the repair of varicoceles. Materials and Methods: The meta-analysis was performed according to PRISMA-P and MOOSE guidelines. A systematic search was performed in Scopus, PubMed, Cochrane, and Embase databases. Eligible studies were selected according to the PICOS model (Population: infertile male patients with clinical varicocele; Intervention: varicocele repair; Comparison: intra-person before-after varicocele repair; Outcome: conventional semen... (More)
Purpose: The purpose of this meta-analysis is to study the impact of varicocele repair in the largest cohort of infertile males with clinical varicocele by including all available studies, with no language restrictions, comparing intra-person conventional semen parameters before and after the repair of varicoceles. Materials and Methods: The meta-analysis was performed according to PRISMA-P and MOOSE guidelines. A systematic search was performed in Scopus, PubMed, Cochrane, and Embase databases. Eligible studies were selected according to the PICOS model (Population: infertile male patients with clinical varicocele; Intervention: varicocele repair; Comparison: intra-person before-after varicocele repair; Outcome: conventional semen parameters; Study type: randomized controlled trials [RCTs], observational and case-control studies). Results: Out of 1,632 screened abstracts, 351 articles (23 RCTs, 292 observational, and 36 case-control studies) were included in the quantitative analysis. The before-and-after analysis showed significant improvements in all semen parameters after varicocele repair (except sperm vitality); semen volume: standardized mean difference (SMD) 0.203, 95% CI: 0.129–0.278; p (Less)
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author
; and
author collaboration
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Controlled before-after studies, Infertility, male, Meta-analysis, Varicocele
in
World Journal of Men's Health
volume
42
issue
1
pages
92 - 132
publisher
Korean Society for Sexual Medicine and Andrology
external identifiers
  • scopus:85175731583
ISSN
2287-4208
DOI
10.5534/wjmh.230034
language
English
LU publication?
yes
id
a748a143-e987-4ac2-bbf6-73f4786f2543
date added to LUP
2024-01-16 13:52:33
date last changed
2024-01-16 13:53:58
@article{a748a143-e987-4ac2-bbf6-73f4786f2543,
  abstract     = {{Purpose: The purpose of this meta-analysis is to study the impact of varicocele repair in the largest cohort of infertile males with clinical varicocele by including all available studies, with no language restrictions, comparing intra-person conventional semen parameters before and after the repair of varicoceles. Materials and Methods: The meta-analysis was performed according to PRISMA-P and MOOSE guidelines. A systematic search was performed in Scopus, PubMed, Cochrane, and Embase databases. Eligible studies were selected according to the PICOS model (Population: infertile male patients with clinical varicocele; Intervention: varicocele repair; Comparison: intra-person before-after varicocele repair; Outcome: conventional semen parameters; Study type: randomized controlled trials [RCTs], observational and case-control studies). Results: Out of 1,632 screened abstracts, 351 articles (23 RCTs, 292 observational, and 36 case-control studies) were included in the quantitative analysis. The before-and-after analysis showed significant improvements in all semen parameters after varicocele repair (except sperm vitality); semen volume: standardized mean difference (SMD) 0.203, 95% CI: 0.129–0.278; p}},
  author       = {{Cannarella, R. and Hazir, B. and Agarwal, A.}},
  issn         = {{2287-4208}},
  keywords     = {{Controlled before-after studies; Infertility, male; Meta-analysis; Varicocele}},
  language     = {{eng}},
  number       = {{1}},
  pages        = {{92--132}},
  publisher    = {{Korean Society for Sexual Medicine and Andrology}},
  series       = {{World Journal of Men's Health}},
  title        = {{Does Varicocele Repair Improve Conventional Semen Parameters? A Meta-Analytic Study of Before-After Data}},
  url          = {{http://dx.doi.org/10.5534/wjmh.230034}},
  doi          = {{10.5534/wjmh.230034}},
  volume       = {{42}},
  year         = {{2024}},
}