Publications by authors named "Masato Azami"

Introduction: This retrospective cohort study aimed to investigate the effect of rehabilitation and without weekend therapy on Activities of daily living (ADL) and readmission in vertebral fracture patients aged 60 years and older.

Methods: The present study used a hospital-based database created by JMDC Inc. The JMDC hospital-based database is an epidemiological database that has been storing medical claims and Diagnosis Procedure Combination survey data.

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Objectives: To investigate the effect of early vestibular rehabilitation on physical function and dizziness in patients with acute vestibular disorders.

Databases Reviewed: The electronic databases examined included PubMed (MEDLINE), Cochrane Central Register of Controlled Trials (CENTRAL), EMBASE (via Dialog), and PEDro.

Methods: The inclusion criteria in terms of the study participants were patients 20 years and older with an acute unilateral peripheral vestibular disorder.

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Background: Persistent postural-perceptual dizziness (PPPD) is a relatively new disease entity, with diagnostic criteria published by the Bárány Society. PPPD is often preceded by a peripheral or central vestibular disorder. It is not clear how coexisting deficits due to preceding vestibular disorders affect PPPD symptoms.

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Article Synopsis
  • This study aimed to find the best cut-off value of sagittal alignment to identify osteoporotic patients at high risk for fall-related fractures.
  • Researchers enrolled 255 women aged 65 and older and measured various factors, ultimately analyzing data from 192 participants over a 3-year follow-up.
  • Results showed that the sagittal vertical axis (SVA) was a strong predictor of fractures, with a cut-off value of 100 mm indicating a significantly higher risk.
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Objectives: This study investigated the effects of a supervised home-based vestibular rehabilitation program using a booklet on gait function and dizziness in patients with chronic peripheral vestibular hypofunction.

Methods: This was a non-blinded, randomized, controlled trial. Patients (n=42) with chronic peripheral vestibular hypofunction were randomly divided into the vestibular rehabilitation group (VR group; n=20) or the control group (n=22).

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Article Synopsis
  • The study aimed to determine how the severity of locomotive syndrome (LS) impacts the likelihood of fragility fractures in women with osteoporosis.
  • Researchers analyzed data from 315 women over a follow-up period of about 2.8 years, focusing on factors like bone density and LS assessment tests.
  • The results indicated that both the sagittal vertical axis and LS severity significantly predicted the occurrence of fragility fractures, suggesting that worsening LS increases fracture risk in osteoporosis patients.
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Objective: This study aimed to investigate the prevalence of sarcopenia and factors associated with sarcopenia in patients with dizziness.

Study Design: This is a cross-sectional study.

Patients: A total of 162 patients 65 years or older with the chief complaint of dizziness or vertigo (dizziness group) and 132 community-dwelling elderly (control group) were recruited during their visit to the otolaryngology clinic between May 2020 and October 2021.

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[Purpose] This study aimed to compare the effects of different intervention frequencies on walking ability and balance in patients with chronic unilateral vestibular hypofunction. [Participants and Methods] Participants included in this case-control study were assigned to one of two groups: the multiple-intervention (once a week) and single-intervention groups. Results for the Timed Up and Go test, Dynamic Gait Index, Functional Gait Assessment, and Activities-specific Balance Confidence scale were determined at baseline and four weeks after initiating the vestibular rehabilitation program.

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Article Synopsis
  • Researchers developed a prediction model for skeletal muscle mass index (SMI) using ultrasonography to measure gastrocnemius thickness in older adults, as alternative methods to DXA or BIA are needed.
  • The study involved 193 Japanese participants aged 65 and older, collecting data on SMI, subcutaneous fat, gastrocnemius thickness, and other health indicators.
  • The resulting equation for predicting SMI included gender, BMI, and gastrocnemius thickness, showing high accuracy and potential as a non-invasive assessment tool for older adults.
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Objective: Previous studies have reported that developmental, environmental, medical, psychological, visual, and other sensory-related factors can influence the outcome of vestibular rehabilitation. However, only a few studies have used patient's daily lives as the main outcome. In addition, in some studies, rehabilitation was not supervised by a physical therapist.

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Objective: To investigate the utilization and demographic characteristics of in-hospital rehabilitation for patients with acute vestibular neuritis using the Japan Medical Data Center (JMDC) database.

Methods: We gathered information on patients that were at least 20 years of age who were admitted with a diagnosis of VN (ICD-10 code: H81.2).

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Objectives: To investigate the effect of rehabilitation on hospital readmissions in patients with cirrhosis.

Design: A retrospective cohort study.

Setting: Acute hospitals.

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Introduction: The purpose of this retrospective study was to clarify the incidence of non-traumatic vertebral fracture among outpatient women with osteoporosis and to determine whether the stand-up test predicted the occurrence of non-traumatic vertebral fracture.

Materials And Methods: A total of 242 postmenopausal women over 60 years of age who received outpatient osteoporosis treatment at our hospital between November 2013 and July 2020 were longitudinally evaluated in this study. We obtained medical information and radiographic parameters, including sagittal vertical axis, thoracic kyphosis, pelvic incidence, lumbar lordosis, pelvic tilt, and sacral slope at baseline.

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Objectives: Height loss is associated with vertebral fracture risk and osteoporosis. We assumed that height loss may indicate the risk of falls because the presence of osteoporosis is significantly associated with sarcopenia development. We studied the association of height loss with falls and sarcopenia.

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Background: This study aimed to examine the relationship between gastrocnemius thickness by ultrasonography and the skeletal muscle mass in Japanese elderly people.

Methods: The total of 195 healthy Japanese aged ≥65 years participated (average age, 72.4 ± 4.

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Background: Gait asymmetry is an important characteristic often studied in stroke patients. Several methods have been used to define gait asymmetry using joint angles. However, these methods may require normative data from healthy individuals as reference points.

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Aim: To examine the association of the amount of rehabilitation with functional gains of elderly stroke patients at a convalescent rehabilitation ward using propensity score analysis methods and the Japan Rehabilitation Database.

Methods: This study was a retrospective cohort study. From the database, 6875 patients who were admitted to the convalescent rehabilitation wards with stroke were identified.

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Background: Rate of torque development (RTD) is defined as the slope of the torque-time curve obtained during an isometric contraction. Several studies have shown that RTD is lower in fallers than in nonfallers. However, these studies had small sample size and was not adjusted confounding factors.

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