Evidence map›Paper›PMID 35982781›Full record

Trial reportFrontiers in cellular and infection microbiology2022

A nomogram for clinical estimation of acute biliary pancreatitis risk among patients with symptomatic gallstones: A retrospective case-control study.

Xiaoyu Guo, Yilong Li, Hui Lin, Long Cheng, Zijian Huang, Zhitao Lin, Ning Mao, Bei Sun, Gang Wang, Qiushi Tang

Open access · goldAbstract readRandomized Controlled Trial
In one paragraph

Trial report in Frontiers in cellular and infection microbiology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.6field-weighted citation impact, top 10% 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

8 citing papers in PubMed, 13 citations in OpenAlex.

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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

10 authors at 4 institutions in 1 country.

Xiaoyu GuoDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Yilong LiDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Hui LinDepartment of Internal Medicine, The Second Affiliated Hospital of Shanxi Medical University, Taiyuan, China.
Long ChengDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Zijian HuangDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Zhitao LinDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Ning MaoDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Bei SunDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Gang WangDepartment of Pancreatic and Biliary Surgery, The First Affiliated Hospital of Harbin Medical University, Harbin, China.
Qiushi TangChinese Journal of Practical Surgery, Chinese Medical University, Shenyang, China.
First Affiliated Hospital of Harbin Medical University · CNChina Medical University · CNHarbin Medical University · CNShanxi Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background/Purpose: Currently, there are no effective tools to accurately assess acute biliary pancreatitis (ABP) risk in patients with gallstones. This study aimed to develop an ABP risk nomogram in patients with symptomatic gallstones. Methods: We conducted a retrospective nested case-control study and data on 816 conservatively treated patients with symptomatic gallstones admitted to The First Affiliated Hospital of Harbin Medical University between January 6, 2007 and January 22, 2016 were retrospectively collected. We conducted a propensity-score matched (PSM) analysis based on follow-up time in a ratio of 1:4 between ABP group (n=65) and non-ABP group (n=260). These matched patients were randomly divided into study cohort (n=229) and validation cohort (n=96) according to a ratio of 7:3. In the study cohort, independent risk factors for ABP occurrence identified using Cox regression were included in nomogram. Nomogram performance and discrimination were assessed using the concordance index (C-index), area under the curve (AUC), calibration curve, decision curve analysis (DCA) and clinical impact curve (CIC). The model was also validated in the validation cohort. Results: Nomogram was based on 7 independent risk factors: age, diabetes history, gallbladder wall thickness, gallstone diameter, coexisting common bile duct (CBD) stones, direct bilirubin (DBIL), and white blood cell count (WBC). The C-index of nomogram was 0.888, and the 10-year AUCs of nomogram was 0.955. In the validation cohort, nomogram still had good discrimination (C-index, 0.857; 10-year AUC, 0.814). The calibration curve showed good homogeneity between the prediction by nomogram and the actual observation. DCA and CIC demonstrated that nomogram was clinically useful. Conclusions: The ABP risk nomogram incorporating 7 features is useful to predict ABP risk in symptomatic gallstone patients.

Indexed as

GallstonesPancreatitisCase-Control StudiesHumansNomogramsRetrospective Studiesacute biliary pancreatitisgallstonesnomogrampredictorsreceiver operating characteristic curves

Identifiers

PMID35982781
PMCPMC9380850
OpenAlexW4289517960

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.