Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic Encephalopathy

Minimal hepatic encephalopathy (MHE) adversely affects the clinical outcomes of patients with liver cirrhosis. This prospective study aimed to evaluate the utility of the Stroop test in the diagnosis of MHE and prediction of overt hepatic encephalopathy (OHE) in Japanese patients with cirrhosis. We...

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Main Authors: Tatsunori Hanai, Makoto Shiraki, Kayoko Nishimura, Takao Miwa, Toshihide Maeda, Yui Ogiso, Kenji Imai, Atsushi Suetsugu, Koji Takai, Masahito Shimizu
Format: Article
Language:English
Published: Wolters Kluwer Health/LWW 2021-09-01
Series:Hepatology Communications
Online Access:https://doi.org/10.1002/hep4.1738
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author Tatsunori Hanai
Makoto Shiraki
Kayoko Nishimura
Takao Miwa
Toshihide Maeda
Yui Ogiso
Kenji Imai
Atsushi Suetsugu
Koji Takai
Masahito Shimizu
author_facet Tatsunori Hanai
Makoto Shiraki
Kayoko Nishimura
Takao Miwa
Toshihide Maeda
Yui Ogiso
Kenji Imai
Atsushi Suetsugu
Koji Takai
Masahito Shimizu
author_sort Tatsunori Hanai
collection DOAJ
description Minimal hepatic encephalopathy (MHE) adversely affects the clinical outcomes of patients with liver cirrhosis. This prospective study aimed to evaluate the utility of the Stroop test in the diagnosis of MHE and prediction of overt hepatic encephalopathy (OHE) in Japanese patients with cirrhosis. We enrolled 152 patients who underwent the Stroop test between November 2018 and February 2020. MHE was diagnosed using a combination of neuropsychological tests as the gold standard. The enrolled patients were followed up prospectively until the occurrence of OHE or August 2020. The optimal cutoff value of the Stroop test measurements was determined by receiver operating characteristic (ROC) curve analysis, and its predictive ability was assessed using the area under the ROC curve (AUC). Among the 139 eligible patients, 50 (36%) were diagnosed with MHE. The OffTime+OnTime cutoff value of 218.3 seconds had the best discriminative ability for MHE diagnosis, with an AUC of 0.77, a sensitivity of 74%, and a specificity of 75%. During a median follow‐up of 10.8 months, 6 (4%) patients developed OHE. The OffTime+OnTime cutoff value of 305.6 seconds had the highest predictive ability for OHE, with an AUC of 0.79, a sensitivity of 67%, and a specificity of 92%. This value predicted OHE occurrence independent of liver functional reserve and prior OHE (hazard ratio, 19.8; P = 0.003). These two cutoff values remained statistically significant even when patients with prior OHE were excluded from the analysis. Conclusion: The Stroop test was useful for diagnosing patients with MHE and predicting OHE in Japanese patients with cirrhosis.
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spelling doaj.art-d59b53a0f21a494288f6f05a1b292b2f2023-02-02T20:59:54ZengWolters Kluwer Health/LWWHepatology Communications2471-254X2021-09-01591518152610.1002/hep4.1738Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic EncephalopathyTatsunori Hanai0Makoto Shiraki1Kayoko Nishimura2Takao Miwa3Toshihide Maeda4Yui Ogiso5Kenji Imai6Atsushi Suetsugu7Koji Takai8Masahito Shimizu9Department of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanCenter for Nutrition Support and Infection Control Gifu University Hospital Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanDepartment of Gastroenterology/Internal Medicine Gifu University Graduate School of Medicine Gifu JapanMinimal hepatic encephalopathy (MHE) adversely affects the clinical outcomes of patients with liver cirrhosis. This prospective study aimed to evaluate the utility of the Stroop test in the diagnosis of MHE and prediction of overt hepatic encephalopathy (OHE) in Japanese patients with cirrhosis. We enrolled 152 patients who underwent the Stroop test between November 2018 and February 2020. MHE was diagnosed using a combination of neuropsychological tests as the gold standard. The enrolled patients were followed up prospectively until the occurrence of OHE or August 2020. The optimal cutoff value of the Stroop test measurements was determined by receiver operating characteristic (ROC) curve analysis, and its predictive ability was assessed using the area under the ROC curve (AUC). Among the 139 eligible patients, 50 (36%) were diagnosed with MHE. The OffTime+OnTime cutoff value of 218.3 seconds had the best discriminative ability for MHE diagnosis, with an AUC of 0.77, a sensitivity of 74%, and a specificity of 75%. During a median follow‐up of 10.8 months, 6 (4%) patients developed OHE. The OffTime+OnTime cutoff value of 305.6 seconds had the highest predictive ability for OHE, with an AUC of 0.79, a sensitivity of 67%, and a specificity of 92%. This value predicted OHE occurrence independent of liver functional reserve and prior OHE (hazard ratio, 19.8; P = 0.003). These two cutoff values remained statistically significant even when patients with prior OHE were excluded from the analysis. Conclusion: The Stroop test was useful for diagnosing patients with MHE and predicting OHE in Japanese patients with cirrhosis.https://doi.org/10.1002/hep4.1738
spellingShingle Tatsunori Hanai
Makoto Shiraki
Kayoko Nishimura
Takao Miwa
Toshihide Maeda
Yui Ogiso
Kenji Imai
Atsushi Suetsugu
Koji Takai
Masahito Shimizu
Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic Encephalopathy
Hepatology Communications
title Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic Encephalopathy
title_full Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic Encephalopathy
title_fullStr Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic Encephalopathy
title_full_unstemmed Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic Encephalopathy
title_short Usefulness of the Stroop Test in Diagnosing Minimal Hepatic Encephalopathy and Predicting Overt Hepatic Encephalopathy
title_sort usefulness of the stroop test in diagnosing minimal hepatic encephalopathy and predicting overt hepatic encephalopathy
url https://doi.org/10.1002/hep4.1738
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