High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children

Purpose To investigate the predictors of perforated appendicitis (PA) in pediatric patients with appendicitis seen in the emergency department. Methods We retrospectively reviewed 564 pediatric patients (< 16 years) who visited the emergency department and subsequently had pathologically confirme...

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Main Authors: Yoon Ho Kim, Seon Hee Woo, Woon Jeong Lee, Seung Hwan Seol, Dae Hee Kim, June Young Lee, Seung Pill Choi
Format: Article
Language:English
Published: Korean Society of Pediatric Emergency Medicine 2017-12-01
Series:Pediatric Emergency Medicine Journal
Subjects:
Online Access:http://pemj.org/upload/pdf/pemj-2017-00101.pdf
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author Yoon Ho Kim
Seon Hee Woo
Woon Jeong Lee
Seung Hwan Seol
Dae Hee Kim
June Young Lee
Seung Pill Choi
author_facet Yoon Ho Kim
Seon Hee Woo
Woon Jeong Lee
Seung Hwan Seol
Dae Hee Kim
June Young Lee
Seung Pill Choi
author_sort Yoon Ho Kim
collection DOAJ
description Purpose To investigate the predictors of perforated appendicitis (PA) in pediatric patients with appendicitis seen in the emergency department. Methods We retrospectively reviewed 564 pediatric patients (< 16 years) who visited the emergency department and subsequently had pathologically confirmed appendicitis from 2005 through 2014. Clinical features, inflammatory markers, including the white blood cell (WBC), neutrophil, and lymphocyte counts, neutrophil-to-lymphocyte ratio, C-reactive protein (CRP) concentration, erythrocyte sedimentation rate (ESR), and the Alvarado score were compared between the patients with and without PA regarding their predictability of PA. Results Of 564 pediatric patients with appendicitis, 204 (36.2%) had PAs. The patients with PA had longer duration of symptoms and median length of hospital stay, more frequent nausea and vomiting, and higher median WBC and neutrophil counts, neutrophil-to-lymphocyte ratio, ESR, and CRP concentration. Overall, WBC count showed the highest sensitivity of 79.9% and negative predictive value of 82.6%, and CRP concentration had the highest area under the receiver operating characteristic curve of 0.72. Multivariable logistic analysis showed that WBC count > 13.5 × 109/L (odds ratio [OR], 3.27; confidence interval [CI], 1.49-7.18; P = 0.003) and ESR > 15 mm/h (OR, 3.18; 95% CI, 2.13-4.74; P < 0.001) are independent predictors of PA. Conclusion WBC count and ESR might be better predictors of PA in pediatric patients with appendicitis in the emergency department than the Alvarado score and CRP concentration.
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spelling doaj.art-8644b9385cc64ac29c0dc2be786551942023-04-04T23:44:08ZengKorean Society of Pediatric Emergency MedicinePediatric Emergency Medicine Journal2383-48972508-55062017-12-0142515710.22470/pemj.2017.0010150High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in childrenYoon Ho Kim0Seon Hee Woo1Woon Jeong Lee2Seung Hwan Seol3Dae Hee Kim4June Young Lee5Seung Pill Choi6Department of Emergency Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, KoreaDepartment of Emergency Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, KoreaDepartment of Emergency Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, KoreaDepartment of Emergency Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, KoreaDepartment of Emergency Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, KoreaDepartment of Emergency Medicine, Incheon St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Incheon, KoreaDepartment of Emergency Medicine, Yeouido St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, KoreaPurpose To investigate the predictors of perforated appendicitis (PA) in pediatric patients with appendicitis seen in the emergency department. Methods We retrospectively reviewed 564 pediatric patients (< 16 years) who visited the emergency department and subsequently had pathologically confirmed appendicitis from 2005 through 2014. Clinical features, inflammatory markers, including the white blood cell (WBC), neutrophil, and lymphocyte counts, neutrophil-to-lymphocyte ratio, C-reactive protein (CRP) concentration, erythrocyte sedimentation rate (ESR), and the Alvarado score were compared between the patients with and without PA regarding their predictability of PA. Results Of 564 pediatric patients with appendicitis, 204 (36.2%) had PAs. The patients with PA had longer duration of symptoms and median length of hospital stay, more frequent nausea and vomiting, and higher median WBC and neutrophil counts, neutrophil-to-lymphocyte ratio, ESR, and CRP concentration. Overall, WBC count showed the highest sensitivity of 79.9% and negative predictive value of 82.6%, and CRP concentration had the highest area under the receiver operating characteristic curve of 0.72. Multivariable logistic analysis showed that WBC count > 13.5 × 109/L (odds ratio [OR], 3.27; confidence interval [CI], 1.49-7.18; P = 0.003) and ESR > 15 mm/h (OR, 3.18; 95% CI, 2.13-4.74; P < 0.001) are independent predictors of PA. Conclusion WBC count and ESR might be better predictors of PA in pediatric patients with appendicitis in the emergency department than the Alvarado score and CRP concentration.http://pemj.org/upload/pdf/pemj-2017-00101.pdfblood sedimentationemergenciesleukocyte countpediatricsperforated appendicitisprognosis
spellingShingle Yoon Ho Kim
Seon Hee Woo
Woon Jeong Lee
Seung Hwan Seol
Dae Hee Kim
June Young Lee
Seung Pill Choi
High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children
Pediatric Emergency Medicine Journal
blood sedimentation
emergencies
leukocyte count
pediatrics
perforated appendicitis
prognosis
title High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children
title_full High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children
title_fullStr High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children
title_full_unstemmed High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children
title_short High white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children
title_sort high white blood cell count and erythrocyte sedimentation rate are associated with perforated appendicitis in children
topic blood sedimentation
emergencies
leukocyte count
pediatrics
perforated appendicitis
prognosis
url http://pemj.org/upload/pdf/pemj-2017-00101.pdf
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