The frequency of orthostatic hypotension (OH) in cohorts of patients recruited through hospital Parkinsons disease (PD) clinics ranges from 16%to 58%. How ever, hospital based cohorts may be subject to ascertainment...The frequency of orthostatic hypotension (OH) in cohorts of patients recruited through hospital Parkinsons disease (PD) clinics ranges from 16%to 58%. How ever, hospital based cohorts may be subject to ascertainment bias. The aim of th is study was to determine the frequency of OH in a community based population of PD patients and to determine the demographic features of patients with and with out OH. Forty two (47%) of patients met the criteria for OH. Subjects with OH w ere older than those without OH, but there was no difference in PD disease durat ion or severity, MMSE or depression rating between the groups.展开更多
文摘The frequency of orthostatic hypotension (OH) in cohorts of patients recruited through hospital Parkinsons disease (PD) clinics ranges from 16%to 58%. How ever, hospital based cohorts may be subject to ascertainment bias. The aim of th is study was to determine the frequency of OH in a community based population of PD patients and to determine the demographic features of patients with and with out OH. Forty two (47%) of patients met the criteria for OH. Subjects with OH w ere older than those without OH, but there was no difference in PD disease durat ion or severity, MMSE or depression rating between the groups.
