Mieko Iwamoto

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Urinary incontinence is a common problem as women age. The aims of this study were to assess the prevalence and risk factors of urinary incontinence and their impact on the quality of life of working Japanese women. In this cross-sectional study, 975 women completed the Urogenital Distress Inventory-6, the Short Form (SF)-36 Health Survey, and the King's(More)
The urinary concentration of 8-hydroxydeoxyguanine (8-OHdG), which is a biomarker of oxidative DNA damage, was measured in 248 healthy Japanese, and its correlations with life style, urinary metal elements, serum antioxidants, and other plasma or serum factors were investigated. The mean urinary concentration of 8-OHdG was 15.2+/-5.71 ng/mg creatinine. Mean(More)
The aim of this study was to investigate the usefulness of heart rate variability (HRV) and urinary catecholamines (CA) as objective indices of heat stress effect. We examined physiological responses, subjective symptoms, HRV and urinary CA to evaluate the effect of heat exposure on the autonomic nervous system. Six healthy male students volunteered for(More)
Effect of Hospitalization on Urinary Catecholamine Excretion in Patients with HandArm Vibration Syndrome: Mieko IWAMOTO, et al. Department of Hygiene, Yamaguchi University School of Medicine—The purpose of this study was to investigate the effect of hospitalization for five weeks on the autonomic nervous activity of patients with handarm vibration syndrome(More)
A 3-year follow-up study on 334 young Japanese females enrolled in a university at the age of 18 years revealed that discontinuation of leisure time impact-loading exercises performed in junior high and/or high school was associated with increased risk of reduction in calcaneus osteo-sono assessment index (OSI). Bone strength rapidly increases during(More)
The aim of this study was to evaluate heart rate variation and urinary catecholamines in response to acute psychological stress in hand-arm vibration syndrome (HAVS) patients and healthy controls. LF% (indicator of both the sympathetic and parasympathetic nervous activity), HF% (indicator of the parasympathetic nervous activity) and their ratio LF/HF(More)
The purposes of this study were to assess fatigue among elderly citrus farmers and indicating countermeasures to reduce the workload of agricultural work and the work-related stress among elderly citrus farmers. The Fatigue Questionnaire for Farmers developed by the Rural Life Research Institute, Japan was used after a modification by the addition of items(More)
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