Combination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort study

Abstract Purpose Mucosal healing (MH) has become the treatment goal of patients with Crohn’s disease (CD). This study aims to develop a noninvasive and reliable clinical tool for individual evaluation of mucosal healing in patients with Crohn’s disease. Methods A multicenter retrospective cohort was...

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Main Authors: Nana Tang, Han Chen, Ruidong Chen, Wen Tang, Hongjie Zhang
Format: Article
Language:English
Published: BMC 2022-05-01
Series:BMC Gastroenterology
Subjects:
Online Access:https://doi.org/10.1186/s12876-022-02304-y
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author Nana Tang
Han Chen
Ruidong Chen
Wen Tang
Hongjie Zhang
author_facet Nana Tang
Han Chen
Ruidong Chen
Wen Tang
Hongjie Zhang
author_sort Nana Tang
collection DOAJ
description Abstract Purpose Mucosal healing (MH) has become the treatment goal of patients with Crohn’s disease (CD). This study aims to develop a noninvasive and reliable clinical tool for individual evaluation of mucosal healing in patients with Crohn’s disease. Methods A multicenter retrospective cohort was established. Clinical and serological variables were collected. Separate risk factors were incorporated into a binary logistic regression model. A primary model and a simple model were established, respectively. The model performance was evaluated with C-index, sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV) and accuracy. Internal validation was performed in patients with small intestinal lesions. Results A total of 348 consecutive patients diagnosed with CD who underwent endoscopic examination and review after treatment from January 2010 to June 2021 were composed in the derivation cohort, and 112 patients with small intestinal lesions were included in the validation cohort. The following variables were independently associated with the MH and were subsequently included into the primary prediction model: PLR (platelet to lymphocyte ratio), CAR (C-reactive protein to albumin ratio), ESR (erythrocyte sedimentation rate), HBI (Harvey-Bradshaw Index) score and infliximab treatment. The simple model only included factors of PLR, CAR and ESR. The primary model performed better than the simple one in C-index (87.5% vs. 83.0%, p = 0.004). There was no statistical significance between these two models in sensitivity (70.43% vs. 62.61%, p = 0.467), specificity (87.12% vs. 80.69%, p = 0.448), PPV (72.97% vs. 61.54%, p = 0.292), NPV (85.65% vs. 81.39%, p = 0.614), and accuracy (81.61% vs. 74.71%, p = 0.303). The primary model had good calibration and high levels of explained variation and discrimination in validation cohort. Conclusions This model can be used to predict MH in post-treatment patients with CD. It can also be used as an indication of endoscopic surveillance to evaluate mucosal healing in patients with CD after treatment.
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spelling doaj.art-16ffbaf071624786b8b07fd9a8a2689d2022-12-22T00:40:13ZengBMCBMC Gastroenterology1471-230X2022-05-012211810.1186/s12876-022-02304-yCombination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort studyNana Tang0Han Chen1Ruidong Chen2Wen Tang3Hongjie Zhang4Department of Gastroenterology, The First Affiliated Hospital of Nanjing Medical UniversityDepartment of Gastroenterology, The First Affiliated Hospital of Nanjing Medical UniversityDepartment of Gastroenterology, The Second Affiliated Hospital of Soochow UniversityDepartment of Gastroenterology, The Second Affiliated Hospital of Soochow UniversityDepartment of Gastroenterology, The First Affiliated Hospital of Nanjing Medical UniversityAbstract Purpose Mucosal healing (MH) has become the treatment goal of patients with Crohn’s disease (CD). This study aims to develop a noninvasive and reliable clinical tool for individual evaluation of mucosal healing in patients with Crohn’s disease. Methods A multicenter retrospective cohort was established. Clinical and serological variables were collected. Separate risk factors were incorporated into a binary logistic regression model. A primary model and a simple model were established, respectively. The model performance was evaluated with C-index, sensitivity, specificity, positive predictive value (PPV), negative predictive value (NPV) and accuracy. Internal validation was performed in patients with small intestinal lesions. Results A total of 348 consecutive patients diagnosed with CD who underwent endoscopic examination and review after treatment from January 2010 to June 2021 were composed in the derivation cohort, and 112 patients with small intestinal lesions were included in the validation cohort. The following variables were independently associated with the MH and were subsequently included into the primary prediction model: PLR (platelet to lymphocyte ratio), CAR (C-reactive protein to albumin ratio), ESR (erythrocyte sedimentation rate), HBI (Harvey-Bradshaw Index) score and infliximab treatment. The simple model only included factors of PLR, CAR and ESR. The primary model performed better than the simple one in C-index (87.5% vs. 83.0%, p = 0.004). There was no statistical significance between these two models in sensitivity (70.43% vs. 62.61%, p = 0.467), specificity (87.12% vs. 80.69%, p = 0.448), PPV (72.97% vs. 61.54%, p = 0.292), NPV (85.65% vs. 81.39%, p = 0.614), and accuracy (81.61% vs. 74.71%, p = 0.303). The primary model had good calibration and high levels of explained variation and discrimination in validation cohort. Conclusions This model can be used to predict MH in post-treatment patients with CD. It can also be used as an indication of endoscopic surveillance to evaluate mucosal healing in patients with CD after treatment.https://doi.org/10.1186/s12876-022-02304-yCrohn’s diseaseMucosal healingNomogramPLREndoscopic
spellingShingle Nana Tang
Han Chen
Ruidong Chen
Wen Tang
Hongjie Zhang
Combination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort study
BMC Gastroenterology
Crohn’s disease
Mucosal healing
Nomogram
PLR
Endoscopic
title Combination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort study
title_full Combination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort study
title_fullStr Combination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort study
title_full_unstemmed Combination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort study
title_short Combination of serological biomarkers and clinical features to predict mucosal healing in Crohn’s disease: a multicenter cohort study
title_sort combination of serological biomarkers and clinical features to predict mucosal healing in crohn s disease a multicenter cohort study
topic Crohn’s disease
Mucosal healing
Nomogram
PLR
Endoscopic
url https://doi.org/10.1186/s12876-022-02304-y
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