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BACKGROUND AND PURPOSE Varicella zoster virus-induced vasculopathy and postherpes zoster attack stroke syndromes have been reported previously; nevertheless, data regarding the exact prevalence and risk of stroke occurring postherpes zoster attack are still lacking. This study aims to investigate the frequency and risk of stroke after a herpes zoster attack(More)
OBJECTIVE To compare, using two large nationwide population-based data sets, the risk of adverse pregnancy outcomes (low birthweight [LBW], preterm birth, small for gestational age [SGA] and congenital anomalies) among pregnant women with hyperthyroidism classified into three groups: receiving propylthiouracil (PTU) treatment during pregnancy, receiving(More)
BACKGROUND AND PURPOSE Using a nationwide population-based data set from Taiwan, this study investigated the relationship between neovascular age-related macular degeneration (AMD) and the risk of stroke over a 5-year period. METHOD The study cohort comprised 209 patients who received treatment for AMD between 1999 and 2001. We randomly selected 1045(More)
STUDY OBJECTIVES Empirical findings on the prospective link between obstructive sleep apnea (OSA) and subsequent depression are mixed. This nationwide, population-based study thus aimed at assessing the risk of depressive disorder within the first year following a diagnosis with OSA. Gender effects were further examined. DESIGN Cohort study. SETTING(More)
This study sets out to examine the relationship between both surgeon and hospital volume and five-year survival rates for breast cancer patients. We performed Cox proportional hazard regressions on a pooled population-based database linking the Taiwan National Health Insurance Research Database with the 'cause of death' data file, covering the three-year(More)
BACKGROUND Data regarding the wide spectrum of comorbidity amongst patients with multiple sclerosis (MS) are still scanty, especially in Asian populations. Our goal was to analyze comorbidity prevalences and risks amongst Chinese patients with MS, compared to matched controls. METHODS In total, 898 patients with MS and 4490 randomly matched individuals(More)
The protection of patients' health information is a very important concern in the information age. The purpose of this study is to ascertain what constitutes an effective legal framework in protecting both the security and privacy of health information, especially electronic medical records. All sorts of bills regarding electronic medical data protection(More)
PURPOSE In this nationwide population based study we used 5-year data on urinary calculi patient visits to emergency departments in Taiwan to investigate the seasonal variation in urinary calculi attacks and the association with 5 climatic parameters. MATERIALS AND METHODS Comprehensive details on total admissions to emergency departments were obtained(More)
BACKGROUND AND PURPOSE No previous study has investigated the incidence or risk of cerebrovascular diseases developing after the sudden sensorineural hearing loss (SSNHL). This study sets out to estimate the risk of stroke development among SSNHL patients during a 5e-year follow-up period after hospitalization for acute episodes of SSNHL. METHODS Our(More)
The objectives of this study were (1) to investigate the incidence of adverse pregnancy outcomes among the epileptic and general populations, including small for gestational age (SGA), low birth weight (LBW) and preterm delivery, using two large-scale nationwide population-based databases, and (2) to compare the risk of these adverse pregnancy outcomes(More)