K. Iwata
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View article: Sarcopenia in heart failure: Comparison of prognostic value between the Asian working Group for Sarcopenia 2014 and 2019 criteria
Sarcopenia in heart failure: Comparison of prognostic value between the Asian working Group for Sarcopenia 2014 and 2019 criteria Open
Aim Sarcopenia is a prevalent comorbidity among older patients with heart failure. This study aimed to evaluate the differences between sarcopenia diagnosed using the Asian Working Group for Sarcopenia (AWGS) 2014 and 2019 criteria in olde…
View article: Circulating miR-29c, miR-195, and miR-486 Are Objective Indicators to Determine the Moderate Intensity of Resistance Exercise
Circulating miR-29c, miR-195, and miR-486 Are Objective Indicators to Determine the Moderate Intensity of Resistance Exercise Open
Background and objective Moderate exercise is important for health; however, there are variations among individuals in terms of characterizing moderate intensity and it is difficult to identify. In light of this, the purpose of this study …
View article: Circulating miR-29c, miR-195, and miR-486 are objective indicators to determine the moderate intensity of resistance exercise
Circulating miR-29c, miR-195, and miR-486 are objective indicators to determine the moderate intensity of resistance exercise Open
Purpose Moderate exercise is important for health; however, individuals differ in moderate intensity and it is difficult to identify. The purpose of this study was to identify new objective indicators to determine effective exercise intens…
View article: Intraoperative bleeding model for swine gastric endoscopic submucosal dissection via heparinization
Intraoperative bleeding model for swine gastric endoscopic submucosal dissection via heparinization Open
Background and study aims: Live swine have a high degree of coagulation and aggregation and using them for training about how to manage intraoperative bleeding during endoscopic submucosal dissection (ESD) is unsatisfactory. This study aim…
View article: Examination of factors related to the performance index of patients with cardiovascular disease in a convalescent rehabilitation hospital
Examination of factors related to the performance index of patients with cardiovascular disease in a convalescent rehabilitation hospital Open
This study suggests that the SPPB at admission to a rehabilitation hospital and the pre-illness Kihon checklist are associated with obtaining a performance index of 40 or higher in patients with cardiovascular disease.
View article: Overlap of frailty and malnutrition as prognosticators in older patients with heart failure
Overlap of frailty and malnutrition as prognosticators in older patients with heart failure Open
Physical frailty and malnutrition coexist in approximately one-quarter of hospitalized older patients with HF and are associated with an increased risk of mortality. Assessing both conditions is crucial for risk stratification and interven…
View article: Lymphocyte‐to‐C‐reactive protein ratio and score in patients with heart failure: Nutritional status, physical function, and prognosis
Lymphocyte‐to‐C‐reactive protein ratio and score in patients with heart failure: Nutritional status, physical function, and prognosis Open
Aims In heart failure (HF), inflammation is linked to malnutrition and impaired physical function. In this study, we aimed to assess how novel nutritional–inflammatory markers and lymphocyte‐to‐C‐reactive protein ratio (LCR) and score (LCS…
View article: Colorectal tumor comorbidity is common in patients with duodenal tumors: Exploratory cross-sectional study
Colorectal tumor comorbidity is common in patients with duodenal tumors: Exploratory cross-sectional study Open
Background and study aims The duodenum and colorectum are target organs for familial colorectal adenomatous polyposis, however, the association of duodenal epithelial tumors (DETs) and colorectal tumors is still controversial. The aim of o…
View article: Prognostic Value of Objective Social Isolation and Loneliness in Older Patients With Heart Failure: Subanalysis of FRAGILE‐HF and Kitasato Cohort
Prognostic Value of Objective Social Isolation and Loneliness in Older Patients With Heart Failure: Subanalysis of FRAGILE‐HF and Kitasato Cohort Open
Background Social factors encompass a broad spectrum of nonmedical factors, including objective (social isolation [SI]) and perceived (loneliness) conditions. Although social factors have attracted considerable research attention, informat…
View article: Preliminary research for the possibility of predicting the prognosis by the tongue pressure of dysphagic patients in the acute stage without stroke
Preliminary research for the possibility of predicting the prognosis by the tongue pressure of dysphagic patients in the acute stage without stroke Open
【目的】嚥下機能評価において近年は舌圧値が注目されているが,嚥下機能の予後との関連について明確な位置づけはない.今回我々は急性期病院における脳卒中症例を除く嚥下障害患者を対象に,舌圧値による嚥下予後の予測可能性,疾患群及び入院日数の影響なども含め予備的に検討した.【対象と方法】当院に入院された嚥下障害患者102名中,「誤嚥性肺炎群」「神経疾患群」「心臓血管術後群」の3群の舌圧値,入院日数,FOIS改善度を回帰分析にて調整し,舌圧値と嚥下予後について検討した.【結果】各疾患群…
View article: Efficacy and safety of the water pressure method for endoscopic submucosal dissection in superficial pharyngeal cancer
Efficacy and safety of the water pressure method for endoscopic submucosal dissection in superficial pharyngeal cancer Open
Background and study aims Superficial pharyngeal cancers can be cured with transoral surgery (TOS), which preserves organ function and quality of life. Pharyngeal endoscopic submucosal dissection (ESD) is challenging to perform because of …
View article: Prognostic impact of MitraScore in elderly Asian patients with heart failure: sub‐analysis of FRAGILE‐HF
Prognostic impact of MitraScore in elderly Asian patients with heart failure: sub‐analysis of FRAGILE‐HF Open
Aims MitraScore is a novel, simple, and manually calculatable risk score developed as a prognostic model for patients undergoing transcatheter edge‐to‐edge repair (TEER) for mitral regurgitation. As its components are considered prognostic…
View article: Incidence of Hospitalization-Associated Disability in Older Patients With Heart Failure
Incidence of Hospitalization-Associated Disability in Older Patients With Heart Failure Open
This nationwide registry survey found that 37.1% of older patients with HF had HAD and that these patients are indicated for convalescent rehabilitation. Further widespread implementation of rehabilitation for older patients with heart fai…
View article: Impact of Stress Coping Style on Self-Care Behaviors and Prognosis in Patients with Heart Failure: A Prospective Longitudinal Observational Study
Impact of Stress Coping Style on Self-Care Behaviors and Prognosis in Patients with Heart Failure: A Prospective Longitudinal Observational Study Open
View article: Impact of diaphragm atrophy in elderly patients with heart failure: a multicenter prospective cohort study
Impact of diaphragm atrophy in elderly patients with heart failure: a multicenter prospective cohort study Open
Background The diaphragm plays an important role in cardiac and respiratory functions. However, the importance of diaphragm atrophy in patients with heart failure (HF) has not been well described. Purpose To assess the feasibility of ultra…
View article: Prognostic impact of a novel risk score for transcatheter edge-to-edge repair in patients with heart failure: sub-analysis of FRAGILE-HF
Prognostic impact of a novel risk score for transcatheter edge-to-edge repair in patients with heart failure: sub-analysis of FRAGILE-HF Open
Background MitraScore is a novel, simple, and manually calculatable risk score developed as a prognostic model for patients undergoing transcatheter edge-to-edge repair (TEER) for mitral regurgitation. As its components are considered prog…
View article: Intensive endoscopic resection strategy for multiple duodenal polyposis associated with familial adenomatous polyposis
Intensive endoscopic resection strategy for multiple duodenal polyposis associated with familial adenomatous polyposis Open
Background and Aim Multiple duodenal polyposis associated with familial adenomatous polyposis (FAP) is a high risk of duodenal cancer development. We evaluated the feasibility of intensive endoscopic resection that is a comprehensive treat…
View article: Effectiveness of water pressure method in colorectal endoscopic submucosal dissection by novice endoscopists
Effectiveness of water pressure method in colorectal endoscopic submucosal dissection by novice endoscopists Open
Background and study aims Colorectal endoscopic submucosal dissection (ESD) remains challenging for novice endoscopists. Not only the underwater conditions but also active use of water pressure with the water pressure method (WPM) can help…
View article: The interaction between physical frailty and prognostic impact of heart failure medication in elderly patients
The interaction between physical frailty and prognostic impact of heart failure medication in elderly patients Open
Aims Frailty is highly prevalent and associated with poor prognoses in elderly patients with heart failure (HF). However, the potential effects of physical frailty on the benefits of HF medications in elderly patients with HF are unclear. …
View article: First clinical experience with esophageal ESD using a novel adjustable traction device
First clinical experience with esophageal ESD using a novel adjustable traction device Open
Background and study aims In esophageal endoscopic submucosal dissection (ESD), the effectiveness of traction including clip-thread method has been reported, but it is difficult to adjust the direction of traction. Therefore, we developed …
View article: Sarcopenic obesity is associated with impaired physical function and mortality in older patients with heart failure: insight from FRAGILE-HF
Sarcopenic obesity is associated with impaired physical function and mortality in older patients with heart failure: insight from FRAGILE-HF Open
Background The purpose of this study was to clarify the prevalence, association with frailty and exercise capacity, and prognostic implication of sarcopenic obesity in patients with heart failure. Methods The present study included 779 old…
View article: Prevalence and prognostic impact of cognitive frailty in elderly patients with heart failure: sub‐analysis of FRAGILE‐HF
Prevalence and prognostic impact of cognitive frailty in elderly patients with heart failure: sub‐analysis of FRAGILE‐HF Open
Aims Although evidence suggests that cognitive decline and physical frailty in elderly patients with heart failure (HF) are associated with prognosis, the impact of concurrent physical frailty and cognitive impairment, that is, cognitive f…
View article: Prognostic value of postural hypotension in hospitalized patients with heart failure
Prognostic value of postural hypotension in hospitalized patients with heart failure Open
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View article: Hospital-Acquired Functional Decline and Clinical Outcomes in Older Cardiac Surgical Patients: A Multicenter Prospective Cohort Study
Hospital-Acquired Functional Decline and Clinical Outcomes in Older Cardiac Surgical Patients: A Multicenter Prospective Cohort Study Open
This study aimed to determine the effect of hospital-acquired functional decline (HAFD) on prognosis, 1-year post-hospital discharge, of older patients who had undergone cardiac surgery in seven Japanese hospitals between June 2017 and Jun…
View article: Inaccurate recognition of own comorbidities is associated with poor prognosis in elderly patients with heart failure
Inaccurate recognition of own comorbidities is associated with poor prognosis in elderly patients with heart failure Open
Aims A patient's understanding of his or her own comorbidities is part of the recommended patient education for those with heart failure. The accuracy of patients' understanding of their comorbidities and its prognostic impact have not bee…
View article: Association between Hospital-Acquired Functional Decline and 2-Year Readmission or Mortality after Cardiac Surgery in Older Patients: A Multicenter, Prospective Cohort Study
Association between Hospital-Acquired Functional Decline and 2-Year Readmission or Mortality after Cardiac Surgery in Older Patients: A Multicenter, Prospective Cohort Study Open
View article: Protocol for a multicentre, prospective observational cohort study in Japan: association among hospital-acquired disability, regular exercise and long-term care dependency in older patients after cardiac surgery
Protocol for a multicentre, prospective observational cohort study in Japan: association among hospital-acquired disability, regular exercise and long-term care dependency in older patients after cardiac surgery Open
Introduction Cardiac surgery for older patients, postoperative functional decline and the need for long-term care have received increasing attention as essential outcomes in recent years. Therefore, prevention of functional decline and lon…
View article: Validity and utility of the questionnaire-based FRAIL scale in elderly patients with heart failure: findings from the FRAGILE-HF
Validity and utility of the questionnaire-based FRAIL scale in elderly patients with heart failure: findings from the FRAGILE-HF Open
Introduction The coexistence of heart failure (HF) and frailty leads to a worse prognosis. Frailty is generally diagnosed using the Fried criteria. To assess whether patients are frail according to the Fried scale, face-to-face physical ex…
View article: Relationship between early physical activity after total knee arthroplasty and postoperative physical function: are these related?
Relationship between early physical activity after total knee arthroplasty and postoperative physical function: are these related? Open