Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP Database

ObjectiveThere is limited evidence to clarify the specific relationship between pre-operative blood urea nitrogen (BUN) and post-operative 30-day mortality in patients undergoing craniotomy for tumors. Therefore, we aimed to investigate this relationship in detail.MethodsElectronic medical records o...

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Main Authors: Yufei Liu, Haofei Hu, Zongyang Li, Yong Han, Fanfan Chen, Mali Zhang, Weiping Li, Guodong Huang, Liwei Zhang
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-07-01
Series:Frontiers in Neurology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fneur.2022.926320/full
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author Yufei Liu
Yufei Liu
Yufei Liu
Haofei Hu
Haofei Hu
Zongyang Li
Zongyang Li
Yong Han
Yong Han
Fanfan Chen
Fanfan Chen
Mali Zhang
Mali Zhang
Weiping Li
Weiping Li
Guodong Huang
Guodong Huang
Liwei Zhang
author_facet Yufei Liu
Yufei Liu
Yufei Liu
Haofei Hu
Haofei Hu
Zongyang Li
Zongyang Li
Yong Han
Yong Han
Fanfan Chen
Fanfan Chen
Mali Zhang
Mali Zhang
Weiping Li
Weiping Li
Guodong Huang
Guodong Huang
Liwei Zhang
author_sort Yufei Liu
collection DOAJ
description ObjectiveThere is limited evidence to clarify the specific relationship between pre-operative blood urea nitrogen (BUN) and post-operative 30-day mortality in patients undergoing craniotomy for tumors. Therefore, we aimed to investigate this relationship in detail.MethodsElectronic medical records of 18,642 patients undergoing craniotomy for tumors in the ACS NSQIP from 2012 to 2015 were subjected to secondary retrospective analysis. The principal exposure was pre-operative BUN. Outcome measures were post-operative 30-day mortality. We used binary logistic regression modeling to evaluate the association between them and conducted a generalized additive model and smooth curve fitting (penalized spline method) to explore the potential relationship and its explicit curve shape. We also conducted sensitivity analyses to ensure the robustness of the results and performed subgroup analyses.ResultsA total of 16,876 patients were included in this analysis. Of these, 47.48% of patients were men. The post-operative 30-day mortality of the included cases was 2.49% (420/16,876), and the mean BUN was 16.874 ± 6.648 mg/dl. After adjusting covariates, the results showed that pre-operative BUN was positively associated with post-operative 30-day mortality (OR = 1.020, 95% CI: 1.004, 1.036). There was also a non-linear relationship between BUN and post-operative 30-day mortality, and the inflection point of the BUN was 9.804. For patients with BUN < 9.804 mg/dl, a 1 unit decrease in BUN was related to a 16.8% increase in the risk of post-operative 30-day mortality (OR = 0.832, 95% CI: 0.737, 0.941); for patients with BUN > 9.804 mg/dl, a 1 unit increase in BUN was related to a 2.8% increase in the risk of post-operative 30-day mortality (OR = 1.028, 95% CI: 1.011, 1.045). The sensitivity analysis proved that the results were robust. The subgroup analysis revealed that all listed subgroups did not affect the relationship between pre-operative BUN and post-operative 30-day mortality (P > 0.05).ConclusionOur study demonstrated that pre-operative BUN (mg/dl) has specific linear and non-linear relationships with post-operative 30-day mortality in patients over 18 years of age who underwent craniotomy for tumors. Proper pre-operative management of BUN and maintenance of BUN near the inflection point (9.804 mg/dl) could reduce the risk of post-operative 30-day mortality in these cases.
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spelling doaj.art-e74727f0229542a899c33ad5dbbf4f3f2022-12-22T02:59:59ZengFrontiers Media S.A.Frontiers in Neurology1664-22952022-07-011310.3389/fneur.2022.926320926320Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP DatabaseYufei Liu0Yufei Liu1Yufei Liu2Haofei Hu3Haofei Hu4Zongyang Li5Zongyang Li6Yong Han7Yong Han8Fanfan Chen9Fanfan Chen10Mali Zhang11Mali Zhang12Weiping Li13Weiping Li14Guodong Huang15Guodong Huang16Liwei Zhang17Department of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, ChinaDepartment of Neurosurgery, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaDepartment of Nephrology, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaDepartment of Neurosurgery, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaDepartment of Emergency, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaDepartment of Neurosurgery, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaDepartment of Neurosurgery, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaDepartment of Neurosurgery, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaDepartment of Neurosurgery, The First Affiliated Hospital of Shenzhen University, Shenzhen Second People's Hospital, Shenzhen, ChinaShenzhen University Health Science Center, Shenzhen, ChinaDepartment of Neurosurgery, Beijing Tiantan Hospital, Capital Medical University, Beijing, ChinaObjectiveThere is limited evidence to clarify the specific relationship between pre-operative blood urea nitrogen (BUN) and post-operative 30-day mortality in patients undergoing craniotomy for tumors. Therefore, we aimed to investigate this relationship in detail.MethodsElectronic medical records of 18,642 patients undergoing craniotomy for tumors in the ACS NSQIP from 2012 to 2015 were subjected to secondary retrospective analysis. The principal exposure was pre-operative BUN. Outcome measures were post-operative 30-day mortality. We used binary logistic regression modeling to evaluate the association between them and conducted a generalized additive model and smooth curve fitting (penalized spline method) to explore the potential relationship and its explicit curve shape. We also conducted sensitivity analyses to ensure the robustness of the results and performed subgroup analyses.ResultsA total of 16,876 patients were included in this analysis. Of these, 47.48% of patients were men. The post-operative 30-day mortality of the included cases was 2.49% (420/16,876), and the mean BUN was 16.874 ± 6.648 mg/dl. After adjusting covariates, the results showed that pre-operative BUN was positively associated with post-operative 30-day mortality (OR = 1.020, 95% CI: 1.004, 1.036). There was also a non-linear relationship between BUN and post-operative 30-day mortality, and the inflection point of the BUN was 9.804. For patients with BUN < 9.804 mg/dl, a 1 unit decrease in BUN was related to a 16.8% increase in the risk of post-operative 30-day mortality (OR = 0.832, 95% CI: 0.737, 0.941); for patients with BUN > 9.804 mg/dl, a 1 unit increase in BUN was related to a 2.8% increase in the risk of post-operative 30-day mortality (OR = 1.028, 95% CI: 1.011, 1.045). The sensitivity analysis proved that the results were robust. The subgroup analysis revealed that all listed subgroups did not affect the relationship between pre-operative BUN and post-operative 30-day mortality (P > 0.05).ConclusionOur study demonstrated that pre-operative BUN (mg/dl) has specific linear and non-linear relationships with post-operative 30-day mortality in patients over 18 years of age who underwent craniotomy for tumors. Proper pre-operative management of BUN and maintenance of BUN near the inflection point (9.804 mg/dl) could reduce the risk of post-operative 30-day mortality in these cases.https://www.frontiersin.org/articles/10.3389/fneur.2022.926320/fullblood urea nitrogenbrain tumorcraniotomyprognosismortality risk
spellingShingle Yufei Liu
Yufei Liu
Yufei Liu
Haofei Hu
Haofei Hu
Zongyang Li
Zongyang Li
Yong Han
Yong Han
Fanfan Chen
Fanfan Chen
Mali Zhang
Mali Zhang
Weiping Li
Weiping Li
Guodong Huang
Guodong Huang
Liwei Zhang
Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP Database
Frontiers in Neurology
blood urea nitrogen
brain tumor
craniotomy
prognosis
mortality risk
title Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP Database
title_full Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP Database
title_fullStr Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP Database
title_full_unstemmed Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP Database
title_short Association Between Pre-operative BUN and Post-operative 30-Day Mortality in Patients Undergoing Craniotomy for Tumors: Data From the ACS NSQIP Database
title_sort association between pre operative bun and post operative 30 day mortality in patients undergoing craniotomy for tumors data from the acs nsqip database
topic blood urea nitrogen
brain tumor
craniotomy
prognosis
mortality risk
url https://www.frontiersin.org/articles/10.3389/fneur.2022.926320/full
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