Analysis of Risk Factors for Infection in Orthopedic Trauma Patients

Purpose We perform an analysis of infection risk factors for fracture patients and confirm that the risk factors reported in previous studies increase the risk of actual infection among fractured patients. In addition, injury severity score (ISS) which is used as an evaluation tool for morbidity of...

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Main Authors: Gi Ho Moon, Jae-Woo Cho, Beom Soo Kim, Do Hyun Yeo, Jong-Keon Oh
Format: Article
Language:English
Published: Korean Society of Traumatology 2019-03-01
Series:Journal of Trauma and Injury
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Online Access:http://www.jtraumainj.org/upload/pdf/jti-32-040.pdf
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author Gi Ho Moon
Jae-Woo Cho
Beom Soo Kim
Do Hyun Yeo
Jong-Keon Oh
author_facet Gi Ho Moon
Jae-Woo Cho
Beom Soo Kim
Do Hyun Yeo
Jong-Keon Oh
author_sort Gi Ho Moon
collection DOAJ
description Purpose We perform an analysis of infection risk factors for fracture patients and confirm that the risk factors reported in previous studies increase the risk of actual infection among fractured patients. In addition, injury severity score (ISS) which is used as an evaluation tool for morbidity of trauma patients, confirms whether there is a relationship with infection after orthopedic fracture surgery. Methods We retrospectively reviewed 1,818 patients who underwent fixation surgery at orthopedic trauma team, focused trauma center from January 1, 2015 to December 31, 2017. Thirty-five patients were infected after fracture surgery. We analyzed age, sex, open fracture criteria based on Gustilo-Aderson classification 3b, anatomical location (upper extremity or lower extremity) of fracture, diabetes, smoking, ISS. Results Of 1,818 patients, 35 (1.9%) were diagnosed with postoperative infection. Of the 35 infected patients, nine (25.7%) were female and five (14.0%) were upper extremity fractures. Three (8.6%) were diagnosed with diabetes and eight (22.8%) were smokers. Thirteen (37.1%) had ISS less than nine points and six (17.1%) had ISS 15 points or more. Of 1,818 patients, 80 had open fractures. Surgical site infection were diagnosed in 12 (15.0%) of 80. And nine of 12 were checked with Gustilo-Aderson classification 3b or more. Linear logistic regression analysis was performed using statistical analysis program Stata 15 (Stata Corporation, College Station, TX, USA). In addition, independent variables were logistic regression analyzed individually after Propensity scores matching. In all statistical analyzes, only open fracture was identified as a risk factor. Conclusions The risk factors for infection in fracture patients were found to be significantly influenced by open fracture rather than the underlying disease or anatomical feature of the patient. In the case of ISS, it is considered that there is a limitation. It is necessary to develop a new scoring system that can appropriately approach the morbidity of fracture trauma patients.
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spelling doaj-art-8886e0d27f474d318985de2389050e322025-01-06T01:15:42ZengKorean Society of TraumatologyJournal of Trauma and Injury1738-87672287-16832019-03-01321404610.20408/jti.2018.023977Analysis of Risk Factors for Infection in Orthopedic Trauma PatientsGi Ho Moon0Jae-Woo Cho1Beom Soo Kim2Do Hyun Yeo3Jong-Keon Oh4Department of Orthopedic Surgery, Guro Hospital, Korea University Medical Center, Seoul, KoreaDepartment of Orthopedic Surgery, Guro Hospital, Korea University Medical Center, Seoul, KoreaDepartment of Orthopedic Surgery, Guro Hospital, Korea University Medical Center, Seoul, KoreaDepartment of Orthopedic Surgery, Guro Hospital, Korea University Medical Center, Seoul, KoreaDepartment of Orthopedic Surgery, Guro Hospital, Korea University Medical Center, Seoul, KoreaPurpose We perform an analysis of infection risk factors for fracture patients and confirm that the risk factors reported in previous studies increase the risk of actual infection among fractured patients. In addition, injury severity score (ISS) which is used as an evaluation tool for morbidity of trauma patients, confirms whether there is a relationship with infection after orthopedic fracture surgery. Methods We retrospectively reviewed 1,818 patients who underwent fixation surgery at orthopedic trauma team, focused trauma center from January 1, 2015 to December 31, 2017. Thirty-five patients were infected after fracture surgery. We analyzed age, sex, open fracture criteria based on Gustilo-Aderson classification 3b, anatomical location (upper extremity or lower extremity) of fracture, diabetes, smoking, ISS. Results Of 1,818 patients, 35 (1.9%) were diagnosed with postoperative infection. Of the 35 infected patients, nine (25.7%) were female and five (14.0%) were upper extremity fractures. Three (8.6%) were diagnosed with diabetes and eight (22.8%) were smokers. Thirteen (37.1%) had ISS less than nine points and six (17.1%) had ISS 15 points or more. Of 1,818 patients, 80 had open fractures. Surgical site infection were diagnosed in 12 (15.0%) of 80. And nine of 12 were checked with Gustilo-Aderson classification 3b or more. Linear logistic regression analysis was performed using statistical analysis program Stata 15 (Stata Corporation, College Station, TX, USA). In addition, independent variables were logistic regression analyzed individually after Propensity scores matching. In all statistical analyzes, only open fracture was identified as a risk factor. Conclusions The risk factors for infection in fracture patients were found to be significantly influenced by open fracture rather than the underlying disease or anatomical feature of the patient. In the case of ISS, it is considered that there is a limitation. It is necessary to develop a new scoring system that can appropriately approach the morbidity of fracture trauma patients.http://www.jtraumainj.org/upload/pdf/jti-32-040.pdffractureinfectionrisk factoriss
spellingShingle Gi Ho Moon
Jae-Woo Cho
Beom Soo Kim
Do Hyun Yeo
Jong-Keon Oh
Analysis of Risk Factors for Infection in Orthopedic Trauma Patients
Journal of Trauma and Injury
fracture
infection
risk factor
iss
title Analysis of Risk Factors for Infection in Orthopedic Trauma Patients
title_full Analysis of Risk Factors for Infection in Orthopedic Trauma Patients
title_fullStr Analysis of Risk Factors for Infection in Orthopedic Trauma Patients
title_full_unstemmed Analysis of Risk Factors for Infection in Orthopedic Trauma Patients
title_short Analysis of Risk Factors for Infection in Orthopedic Trauma Patients
title_sort analysis of risk factors for infection in orthopedic trauma patients
topic fracture
infection
risk factor
iss
url http://www.jtraumainj.org/upload/pdf/jti-32-040.pdf
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AT dohyunyeo analysisofriskfactorsforinfectioninorthopedictraumapatients
AT jongkeonoh analysisofriskfactorsforinfectioninorthopedictraumapatients