Informed consent in epidemiologic research before the implementation of ethical guidelines.

abstract：BACKGROUND:While the immunogenicity and effectiveness of seasonal influenza vaccines among subjects with severe motor and intellectual disability (SMID) are known to be diminished, the efficacy of the A/H1N1pdm vaccine has not been evaluated. METHODS:We prospectively evaluated 103 subjects with SMID (mean age, 41.7 ye...

journal_title：Journal of epidemiology

authors： Hara M,Hanaoka T,Maeda K,Kase T,Ohfuji S,Fukushima W,Hirota Y

更新日期：2016-06-05 00:00:00

abstract：:The effect of exposure to Japanese cedar pollen (JCP) in early life on subsequent sensitization to it was evaluated. Specific IgE antibody to JCP was examined in 440-504 school children in a rural town each year during 1995-98. The amount of dispersed pollen measured by a Durham sampler widely ranged from 165 to 5941 ...

journal_title：Journal of epidemiology

authors： Ozasa K,Dejima K,Hama T,Watanabe Y,Takenaka H

更新日期：2000-01-01 00:00:00

abstract：:We conducted a cohort study to investigate the effects of coffee and green tea consumption on all-cause mortality in a rural Japanese population. Data were obtained from 2,855 men and women aged 40-79 years in 1989, and during the subsequent 9.9 years of follow-up. Using the Cox regression model to adjust for potentia...

journal_title：Journal of epidemiology

authors： Iwai N,Ohshiro H,Kurozawa Y,Hosoda T,Morita H,Funakawa K,Okamoto M,Nose T

更新日期：2002-05-01 00:00:00

abstract：:A self-reported questionnaire on the health status, life habits, and social background was conducted at baseline in the Japan Public Health Center-based Prospective Study on Cancer and Cardiovascular Diseases (JPHC study). This report presents the outcome of the study regarding past or family history of various diseas...

journal_title：Journal of epidemiology

authors： Konishi M,Kondou H,Okada K

更新日期：2001-10-01 00:00:00

abstract：BACKGROUND:While laughter is broadly recognized as a good medicine, a potential preventive effect of laughter on disability and death is still being debated. Accordingly, we investigated the association between the frequency of laughter and onset of functional disability and all-cause mortality among the older adults i...

journal_title：Journal of epidemiology

authors： Tamada Y,Takeuchi K,Yamaguchi C,Saito M,Ohira T,Shirai K,Kondo K

更新日期：2020-05-16 00:00:00

abstract：BACKGROUND:We surveyed the emergency medical system (EMS) in Taiwan to provide information to policymakers responsible for decisions regarding the redistribution of national medical resources. METHODS:A systematic sampling method was used to randomly sample a representative database from the National Health Insurance ...

journal_title：Journal of epidemiology

authors： Yang NP,Lee YH,Lin CH,Chung YC,Chen WJ,Chou P

更新日期：2009-01-01 00:00:00

abstract：BACKGROUND:Perforated peptic ulcer (PPU) is associated with serious health and economic outcomes. However, few studies have estimated the incidence and health outcomes of PPU using a nationally representative sample in Asia. We estimated age- and sex-specific incidence and short-term mortality from PPU among Koreans an...

journal_title：Journal of epidemiology

authors： Bae S,Shim KN,Kim N,Kang JM,Kim DS,Kim KM,Cho YK,Jung SW

更新日期：2012-01-01 00:00:00

abstract：:The objective of this study is to compare the influence on delays in the tuberculosis case-finding process according to the types of medical facilities initially visited. The subjects include 107 patients 16 years and older who were diagnosed with bacteriologically confirmed pulmonary tuberculosis at nine tuberculosis...

journal_title：Journal of epidemiology

authors： Enkhbat S,Toyota M,Yasuda N,Ohara H

更新日期：1997-06-01 00:00:00

abstract：BACKGROUND:Both outdoor air pollution and extreme temperature have been associated with daily mortality; however, the effect of their interaction is not known. METHODS:This time-series analysis examined the effect of the interaction between outdoor air pollutants and extreme temperature on daily mortality in Shanghai,...

journal_title：Journal of epidemiology

authors： Cheng Y,Kan H

更新日期：2012-01-01 00:00:00

abstract：BACKGROUND:The present study examined the prevalence of diabetes in Japan during the late 1990s and early 2000s using the Japan Public Health Center-based Prospective Diabetes cohort. We also investigated the distributions of HbA1c values in noncompliant diabetic participants in the cohort. METHODS:A total of 28 183 r...

journal_title：Journal of epidemiology

authors： Kabeya Y,Kato M,Isogawa A,Takahashi Y,Matsushita Y,Goto A,Iso H,Inoue M,Mizoue T,Tsugane S,Kadowaki T,Noda M

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:Japan's historically low immigration rate and monolingual culture makes it a particularly interesting setting for clarifying non-national medical care. Our study objective was to examine disease patterns and outcome differences between Japanese and non-Japanese patients in a rapidly globalizing nation. METH...

journal_title：Journal of epidemiology

authors： Ishii E,Nawa N,Matsui H,Otomo Y,Fujiwara T

更新日期：2020-12-05 00:00:00

abstract：:Association of school absence with air pollution from suspended particulate matter (SPM) and nitrogen dioxide was analyzed in areas around arterial roads for five years, from 1993 to 1997. The prevalence of absence was calculated using the data for school absence in two schools around arterial roads, one of which is n...

journal_title：Journal of epidemiology

authors： Makino K

更新日期：2000-09-01 00:00:00

abstract：:The association between the participation rates of cervical cancer screening programme and implementation methods, concerning data management, participant convenience, promoting participation, and payment, were analyzed. The data regarding the implementation methods were obtained in a nation-wide questionnaire survey....

journal_title：Journal of epidemiology

authors： Hirano Y,Ojima T

更新日期：1997-09-01 00:00:00

abstract：:We hypothesized that validity of semiquantitative food frequency questionnaire would be affected by food diversity (variety of foods consumed), because greater food diversity may be related to greater within-individual variation of nutrient intake, which can attenuate the correlation coefficient measuring validity of ...

journal_title：Journal of epidemiology

authors： Nagata C,Ohwaki A,Kurisu Y,Shimizu H

更新日期：1998-12-01 00:00:00

abstract：:BackgroundBreaches of ethics undermine the practice of medicine. In Japan, two major scandals involving clinical research and drug marketing occurred after the publication of clinical trials. To study the effects of those scandals, we evaluated changes in the use of first-generation angiotensin II receptor blockers (A...

journal_title：Journal of epidemiology

authors： Fukuma S,Ikenoue T,Yamada Y,Saito Y,Green J,Nakayama T,Fukuhara S

更新日期：2020-07-04 00:00:00

abstract：BACKGROUND:Few studies have investigated mortality in seafood workers worldwide, and no such study has been conducted in the United States. The objective of this study was to investigate mortality in American seafood workers. METHODS:The study population was derived from 4 states and consisted of 4116 subjects who wor...

journal_title：Journal of epidemiology

authors： Johnson ES,Faramawi MF,Sall M,Choi KM

更新日期：2011-01-01 00:00:00

abstract：:Cancer epidemiology in Japan has been led by the large-scale population based cohort studies. Permanent registration system has made follow-up easier and more efficient. Low cancer incidence and mortality rates led the researchers to investigate possible preventive factors in diet and life style, in addition to the st...

journal_title：Journal of epidemiology

authors： Watanabe S,Sobue T,Kinjyo Y

更新日期：1996-08-01 00:00:00

abstract：INTRODUCTION:To clarify the incidences of metabolic syndrome (MS) and risks in young Japanese adults by gender. METHODS:A total of 58,901 adults who had undergone annual health check-ups in 2010 without a diagnosis of MS or missing data were divided into three age groups (20s through 40s) by gender. Participants were ...

journal_title：Journal of epidemiology

authors： Haruyama Y,Nakagawa A,Kato K,Motoi M,Sairenchi T,Umesawa M,Uematsu A,Kudou Y,Kobashi G

更新日期：2020-05-05 00:00:00

abstract：BACKGROUND:Most twins after assisted reproductive technology (ART) are dizygotic. Analysis of dizygotic twin pairs is useful in assessing familial aggregation in the development of birth defects. METHODS:Using nationwide post-ART data from the Japan Society of Obstetrics and Gynecology, recurrence risk ratios (RRRs)-d...

journal_title：Journal of epidemiology

authors： Ooki S

更新日期：2013-01-01 00:00:00

abstract：BACKGROUND:The estimation of incidence rates of infectious diseases based on the sentinel surveillance data is rather rare. We attempted to estimate these in 2000 in Japan by the surveillance data, and to evaluate their biases. METHODS:We used the incidences of influenza-like illness and 12 pediatric diseases in each ...

journal_title：Journal of epidemiology

authors： Hashimoto S,Murakami Y,Taniguchi K,Shindo N,Osaka K,Fuchigami H,Nagai M

更新日期：2003-05-01 00:00:00

abstract：BACKGROUND:Urbanizing rural areas in China face a rapidly growing cardiovascular disease burden. Epidemiologic studies and effective preventive strategies are urgently needed. METHODS:The Fangshan Cohort Study is a prospective study that began in 2008 and targets local residents aged 40 years or older living in 3 town...

journal_title：Journal of epidemiology

authors： Wu N,Tang X,Wu Y,Qin X,He L,Wang J,Li N,Li J,Zhang Z,Dou H,Liu J,Yu L,Xu H,Zhang J,Hu Y,Iso H

更新日期：2014-01-01 00:00:00

abstract：BACKGROUND:We linked viral titers and respiratory symptom scores for seasonal influenza to estimate the effective contact rate among schoolchildren. METHODS:We analyzed 274 diary-based questionnaires. In addition, 2 sets of influenza data from published studies were used to investigate the relationship between viral t...

journal_title：Journal of epidemiology

authors： Chen SC,You SH,Ling MP,Chio CP,Liao CM

更新日期：2012-01-01 00:00:00

abstract：BACKGROUND:Few studies have examined the association between seaweed intake and blood pressure in children. We conducted an intervention study to investigate whether seaweed intake affects blood pressure. METHODS:Subjects were children aged 4 to 5 years attending a preschool in Aichi Prefecture, Japan, in 2010. Among ...

journal_title：Journal of epidemiology

authors： Wada K,Tsuji M,Nakamura K,Oba S,Nishizawa S,Yamamoto K,Watanabe K,Ando K,Nagata C

更新日期：2021-01-05 00:00:00

abstract：BACKGROUND:The body mass index (BMI) of preschool children from 4 years of age through primary school has increased since the Great East Japan Earthquake, but that of children aged under 3 years has not been studied. This study evaluated how the anthropometrics of younger children changed following the earthquake. MET...

journal_title：Journal of epidemiology

authors： Yokomichi H,Matsubara H,Ishikuro M,Kikuya M,Isojima T,Yokoya S,Kato N,Tanaka T,Chida S,Ono A,Hosoya M,Tanaka S,Kuriyama S,Kure S,Yamagata Z

更新日期：2018-05-05 00:00:00

abstract：:Most ecological studies investigating the relationship between incidence and/or mortality of skin cancer and surrogate measures of ultraviolet radiation B (UVB) have been conducted among the Caucasian population. The objective of the present study was therefore to assess the geographical correlation between ambient UV...

journal_title：Journal of epidemiology

authors： Takahashi K,Pan G,Feng Y,Ohtaki M,Watanabe S,Yamaguchi N

更新日期：1999-12-01 00:00:00

abstract：BACKGROUND:Asian dust events are caused by dust storms that originate in the deserts of China and Mongolia and drift across East Asia. We hypothesized that the dust events would increase incidence of out-of-hospital cardiac arrests by triggering acute events or exacerbating chronic diseases. METHODS:We analyzed the Ut...

journal_title：Journal of epidemiology

authors： Nakamura T,Hashizume M,Ueda K,Kubo T,Shimizu A,Okamura T,Nishiwaki Y

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:Glucose intolerance in patients with amyotrophic lateral sclerosis (ALS) has been inconsistently reported. Evidence for the association of ALS and diabetes mellitus is limited. We aimed to assess the overall and age- and sex-specific risks of ALS among patients with diabetes in Taiwan. METHODS:The study coh...

journal_title：Journal of epidemiology

authors： Sun Y,Lu CJ,Chen RC,Hou WH,Li CY

更新日期：2015-01-01 00:00:00

abstract：BACKGROUND:Little is known about pathological Internet use (PIU) and online risky behaviors among elementary school children. We aimed to investigate the prevalence and factors associated with PIU and online risky behaviors. METHODS:A school-based cross-sectional study was conducted in Toyama, Japan in 2018. The study...

journal_title：Journal of epidemiology

authors： Yamada M,Sekine M,Tatsuse T,Asaka Y

更新日期：2020-08-08 00:00:00

abstract：:To investigate the psychological characteristics of smoking and tobacco dependence, a questionnaire survey was conducted of 2,051 consenting adults aged 21 to 65 years from the total population of a town in Akita Prefecture. Valid responses were received from 673 men and 818 women, for a total of 1,491 (72.7%). The qu...

journal_title：Journal of epidemiology

authors： Yoshimura K

更新日期：2000-07-01 00:00:00

abstract：BACKGROUND:Daily step count is the most simple measure of physical activity. However, little is known about how daily step count related to time spent in different intensities of physical activity (PA) and sedentary behavior (SB). METHODS:These cross-sectional data were derived from 450 older Japanese adults (56.7% me...

journal_title：Journal of epidemiology

authors： Amagasa S,Fukushima N,Kikuchi H,Oka K,Chastin S,Tudor-Locke C,Owen N,Inoue S

更新日期：2020-06-13 00:00:00