Evidence map›Paper›PMID 34061302›Full record

ArticleObesity surgery2021

The Impact of Bariatric Surgery on Renal Function: a Retrospective Analysis of Short-Term Outcomes.

Taotao Zhang, Yong Wang, Xiangwen Zhang, Wendi Wang, Guohua Zhao

Abstract read
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In one paragraph

Article in Obesity surgery, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 2 pooled it
1.0field-weighted citation impact, top 24% of its field
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

9 citing papers in PubMed, 2 syntheses or guidelines pooled it, 8 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
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  5. Review
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors at 2 institutions in 1 country.

Taotao ZhangDepartment of General Surgery, The Fourth Affiliated Hospital of China Medical University, Shenyang City, 110032, Liaoning Province, China.
Yong WangDepartment of General Surgery, The Fourth Affiliated Hospital of China Medical University, Shenyang City, 110032, Liaoning Province, China. wy750604@163.com.ORCID http://orcid.org/0000-0002-7457-6200
Xiangwen ZhangThe Second Gastric & Intestinal Department, Dalian Municipal Central Hospital Affiliated of Dalian Medical University, Dalian City, 116033, Liaoning Province, China.
Wendi WangThe Fourth Obstetrics Ward, Dalian Maternal and Childcare Health Hospital Affiliated of Dalian Medical University, Dalian City, 116033, Liaoning Province, China.
Guohua ZhaoThe Second Gastric & Intestinal Department, Dalian Municipal Central Hospital Affiliated of Dalian Medical University, Dalian City, 116033, Liaoning Province, China.
Dalian Medical University · CNFourth Affiliated Hospital of China Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeObesity and diabetes mellitus are now leading causes of chronic kidney disease. Our study investigated the effects of bariatric surgery on estimated glomerular filtration (eGFR) and urinary microalbumin/creatinine ratio (ACR) in morbidly obese patients. MATERIALS AND

methodsThe clinical materials for patients who underwent bariatric surgery were retrospectively analyzed with a 6-month follow-up period between January 1, 2018, and June 1, 2020. The eGFR (ml/min) was calculated using the Cockcroft-Gault formula equation. The urinary ACR was measured during the follow-up. Body mass index (BMI, kg/m

resultsSixty-one patients who underwent bariatric surgery-laparoscopic Roux-en-Y gastric bypass (LRYGB; n = 22) and laparoscopic sleeve gastrectomy (LSG; n = 39)-were included in this study. The eGFR of both groups decreased at the follow-up outpatient visits (p < 0.001), although eGFR did not differ between the two groups. Unexpectedly, the ACR increased in the first month after LSG (p < 0.01) but decreased with a descending trend with no significant difference (p > 0.05) throughout the remaining follow-up period. Interestingly, ACR showed a descending trend with no significant difference during the follow-up in the LRYGB group (p > 0.05). The SBP and DBP decreased after bariatric surgery, with no significant difference between the two groups (p > 0.05).

conclusionBariatric surgery is associated with improvements in postoperative renal function 6 months following surgery. The different alterations in ACR following LSG and LRYGB procedures demonstrate the underlying mechanism.

Indexed as

Bariatric SurgeryGastric BypassLaparoscopyObesity, MorbidGastrectomyHumansKidneyRetrospective StudiesTreatment OutcomeBariatric surgeryEstimated glomerular filtration rateUrinary microalbumin/creatinine ratio

Identifiers

PMID34061302
OpenAlexW3164913724

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.