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BACKGROUND Few studies have examined the prevalence of lumbar spinal stenosis (LSS) in the general population. The purposes of this study were to estimate the prevalence of LSS and to investigate correlated factors for LSS in Japan. METHODS A questionnaire survey was performed on 4,400 subjects selected from residents aged 40-79 years in Japan by(More)
OBJECTIVES To examine the association between overactive bladder (OAB) symptom severity and falls and the contribution of OAB symptoms to falls in a community-dwelling population. DESIGN Cross-sectional study. SETTING 2 Japanese municipalities. PARTICIPANTS A total of 2505 residents aged over 40 years, who participated in health check-ups conducted in(More)
BACKGROUND no study has examined the longitudinal association between hand-grip strength and mental health, such as depressive symptoms. OBJECTIVE we investigated the relationship between baseline hand-grip strength and the risk of depressive symptoms. DESIGN a prospective cohort study. SETTING AND SUBJECTS a prospective cohort study with a 1-year(More)
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