Evidence map›Paper›PMID 31931809›Full record

SynthesisBMC surgery2020

Comparison of the retroperitoneal versus Transperitoneal laparoscopic Adrenalectomy perioperative outcomes and safety for Pheochromocytoma: a meta-analysis.

Yu-Li Jiang, Lu-Jie Qian, Zhen Li, Kang-Er Wang, Xie-Lai Zhou, Jin Zhou, Chun-Hua Ye

Abstract readComparative StudyMeta-Analysis
In one paragraph

Synthesis in BMC surgery, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 2 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

22 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
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  7. Pheochromocytoma in MEN2.Recent results in cancer research. Fortschritte der Krebsforschung. Progres dans les recherches sur le cancer · 2025
    Review
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  10. Observational
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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

7 authors.

Yu-Li JiangDepartment of Urology, The Affiliated Hospital of Hang Zhou Normal University, Hangzhou, 310015, China.
Lu-Jie QianDepartment of Urology, The Affiliated Hospital of Hang Zhou Normal University, Hangzhou, 310015, China.
Zhen LiDepartment of Urology, The Affiliated Hospital of Hang Zhou Normal University, Hangzhou, 310015, China.
Kang-Er WangDepartment of Urology, The Affiliated Hospital of Hang Zhou Normal University, Hangzhou, 310015, China.
Xie-Lai ZhouDepartment of Urology, The Affiliated Hospital of Hang Zhou Normal University, Hangzhou, 310015, China.
Jin ZhouDepartment of Urology, The Affiliated Hospital of Hang Zhou Normal University, Hangzhou, 310015, China.
Chun-Hua YeDepartment of Urology, The Affiliated Hospital of Hang Zhou Normal University, Hangzhou, 310015, China. yechunhuahz@163.com.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTo compare the perioperative outcomes and safety of transperitoneal laparoscopic adrenalectomy with those of retroperitoneal laparoscopic adrenalectomy for patients with pheochromocytoma.

methodsWe searched PubMed, EMBASE and the Cochrane Central Register for studies from 1999 to 2019 to assess the perioperative outcomes and safety of transperitoneal laparoscopic adrenalectomy and the retroperitoneal approach for laparoscopic adrenalectomy in patients with pheochromocytoma. After data extraction and quality assessments, we used RevMan 5.2 to pool the data.

resultsFour retrospective studies were obtained in our meta-analysis. Patients who underwent retroperitoneal laparoscopic adrenalectomy were associated with shorter operative time (WMD: 34.91, 95% CI: 27.02 to 42.80, I2 = 15%; p < 0.01), less intraoperative blood loss (WMD: 139.32, 95% CI: 125.38 to 153.26, I2 = 0, p < 0.01), and a shorter hospital stay (WMD: 2, 95% CI: 1.18 to 2.82, I2 = 82%, p < 0.01) than patients who underwent transperitoneal laparoscopic adrenalectomy. No significant differences were found in the complication rate (OR: 1.58, 95% CI: 0.58 to 4.33, I

conclusionRetroperitoneal laparoscopic adrenalectomy could achieve better perioperative outcomes than the transperitoneal approach for patients with pheochromocytoma.

Indexed as

AdrenalectomyAdrenal Gland NeoplasmsBlood Loss, SurgicalHumansLaparoscopyLength of StayOperative TimePheochromocytomaRetroperitoneal SpaceAdrenalectomyLaparoscopicMeta-analysisPheochromocytomaRetroperitonealTransperitoneal

Identifiers

PMID31931809
PMCPMC6958587

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.