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著者 奧 源之助|
発行日 1931-06-30
出版物タイトル 岡山医学会雑誌
巻 43巻
号 6号
資料タイプ 学術雑誌論文
著者 吉田 豐太|
発行日 1932-12-31
出版物タイトル 岡山医学会雑誌
巻 44巻
号 12号
資料タイプ 学術雑誌論文
著者 田中屋 清人|
発行日 1932-10-31
出版物タイトル 岡山医学会雑誌
巻 44巻
号 10号
資料タイプ 学術雑誌論文
著者 田中屋 清人|
発行日 1932-08-31
出版物タイトル 岡山医学会雑誌
巻 44巻
号 8号
資料タイプ 学術雑誌論文
著者 佐藤 義敏|
発行日 1933-02-28
出版物タイトル 岡山医学会雑誌
巻 45巻
号 2号
資料タイプ 学術雑誌論文
著者 平井出 正三|
発行日 1936-04-30
出版物タイトル 岡山医学会雑誌
巻 48巻
号 4号
資料タイプ 学術雑誌論文
JaLCDOI 10.18926/AMO/45268
フルテキストURL 65_2_97.pdf
著者 Tsuchihashi, Yuuki| Yorifuji, Takashi| Takao, Soshi| Suzuki, Etsuji| Mori, Shigeru| Doi, Hiroyuki| Tsuda, Toshihide|
抄録 Seasonal influenza infection is a major challenge in public health. The term "seasonal influenza" refers to the typical increase in the number of influenza patients in the winter season in temperature zones. However, it is not clear how environmental factors within a single flu season affect influenza infection in a human population. Therefore, we evaluated the effects of temperature and humidity in the 2006-7 flu season on the onset of seasonal influenza using a case-crossover study. We targeted patients who attended one pediatric clinic in Okayama city, Japan and who were diagnosed as being infected with the seasonal influenza virus. Using 2 references (time-stratified and symmetric bidirectional design), we estimated the effects of average temperature and relative humidity from the onset day (lag0) to 10 days before (lag10). The total number of subjects was 419, and their onset days ranged from 26 December 2006 to 30 April 2007. While the onset was significantly associated with lower temperature, relative humidity was not related. In particular, temperatures before the 3-day incubation period had higher-magnitude odds ratios. For example, the odds ratio and 95% confidence interval for average temperature at time lag 8 was 1.12 (1.08-1.17) per 1.0℃ decrease. Low environmental temperature significantly increased the risk of seasonal influenza onset within the 2006-7 winter season.
キーワード seasonal influenza in humans temperature humidity case-crossover study
Amo Type Original Article
出版物タイトル Acta Medica Okayama
発行日 2011-04
巻 65巻
号 2号
出版者 Okayama University Medical School
開始ページ 97
終了ページ 103
ISSN 0386-300X
NCID AA00508441
資料タイプ 学術雑誌論文
言語 英語
著作権者 CopyrightⒸ 2011 by Okayama University Medical School
論文のバージョン publisher
査読 有り
PubMed ID 21519367
Web of Science KeyUT 000289818800005
JaLCDOI 10.18926/AMO/45264
フルテキストURL 65_2_63.pdf
著者 Mizoguchi, Yoshinori| Suzuki, Etsuji| Tsuchida, Hiroaki| Tsuda, Toshihide| Yamamoto, Eiji| Nakase, Katsumi| Doi, Hiroyuki|
抄録 There have been only 2 reports of a large-scale foodborne outbreak arising from Salmonella enterica serotype Braenderup infection worldwide. On August 9, 2008, an outbreak originating in boxed lunches occurred in Okayama, Japan. We conducted a cohort study of 786 people who received boxed lunches from a particular catering company and collected 644 questionnaires (response rate:82%). Cases were defined as those presenting with diarrhea (≧4 times in 24h) or fever (≧38℃) between 12 am on August 8 and 12 am on August 14. We identified 176 cases (women/men:39/137);younger children (aged<10 years) appeared to more frequently suffer severe symptoms. Three food items were significantly associated with higher risk of illness;tamagotoji (soft egg with mixed vegetables and meat) (relative risk (RR):11.74, 95% confidence interval (CI):2.98-46.24), pork cooked in soy sauce (RR:3.17, 95% CI:1.24-8.10), and vinegared food (RR:4.13, 95% CI:1.60-10.63). Among them, only the RR of tamagotoji was higher when we employed a stricter case definition. Salmonella Braenderup was isolated from 5 of 9 sampled cases and 6 food handlers. It is likely that unpasteurized liquid eggs contaminated by Salmonella Braenderup and used in tamagotoji caused this outbreak.
キーワード boxed lunch cohort study foodborne diseases Salmonella Braenderup unpasteurized liquid eggs
Amo Type Original Article
出版物タイトル Acta Medica Okayama
発行日 2011-04
巻 65巻
号 2号
出版者 Okayama University Medical School
開始ページ 63
終了ページ 69
ISSN 0386-300X
NCID AA00508441
資料タイプ 学術雑誌論文
言語 英語
著作権者 CopyrightⒸ 2011 by Okayama University Medical School
論文のバージョン publisher
査読 有り
PubMed ID 21519363
Web of Science KeyUT 000289818800001
著者 橋本 清|
発行日 1939-11-30
出版物タイトル 岡山医学会雑誌
巻 51巻
号 11号
資料タイプ 学術雑誌論文
著者 高原 章夫| 久山 謹一| 石川 昂|
発行日 1940-11-30
出版物タイトル 岡山医学会雑誌
巻 52巻
号 11号
資料タイプ 学術雑誌論文
著者 石堂 展宏| 田村 竜二| 岡本 貴大| 門脇 嘉彦| 森 隆|
発行日 2011-04-01
出版物タイトル 岡山医学会雑誌
巻 123巻
号 1号
資料タイプ 学術雑誌論文
JaLCDOI 10.18926/OER/44387
タイトル(別表記) Framework of Multi-sectoral Econometric Model of China-Japan Economic Relations - Focusing on building China’s multi-sectoral model -
フルテキストURL oer_042_4_017_039.pdf
著者 滕 鑑|
抄録 This research aims to clearly illustrate the economic growth and changes in the industrial structures of both China and Japan, as well as the dependence relationship between the two countries and the impact that their trade and foreign direct investment (FDI) have on their respective economies. It also intends to develop a multisectoral econometric model of China-Japan economic relations designed to work out policy simulations and future prospects. In traditional multi-sectoral econometric models, approaches have been adopted in such a manner that makes the macro-econometric model of each country multi-sectoral under the framework of inputoutput analysis, making such a multi-sectoral econometric model duly linked by means of the international trade model. This research is based on the understanding that an international input-output table can describe the dependence relationship of each country most commensurately, and therefore attempts the method from the start where the macro-econometric model of each country should be made multi-sectoral under the framework of international input-output analysis. In addition, many earlier studies have estimated time-series information such as input coefficients or expenditure coefficients of final demand by implementing various measures based on the information from a nation's input-output table as of a specific point in time or as of the bench mark year. In this research, we intend to establish time-series China-Japan international input-output tables by means of Economate I-O and later utilize the original database. Furthermore, in this research that aims to develop a China-Japan multi-sectoral econometric model, because the accumulation of research achievements on China lags far behind when compared to Japan, we are going to examine, on a priority basis, the theoretical framework and equation of the models, primarily focusing on China’s multi-sectoral model.
出版物タイトル 岡山大学経済学会雑誌
発行日 2011-03-18
巻 42巻
号 4号
開始ページ 17
終了ページ 39
ISSN 0386-3069
言語 日本語
著作権者 Copyright © 2011 岡山大学経済学会
論文のバージョン publisher
NAID 120002835625
著者 奥田 一誠|
発行日 1942-09-30
出版物タイトル 岡山医学会雑誌
巻 54巻
号 9号
資料タイプ 学術雑誌論文
著者 徳久 克己| 高原 章夫|
発行日 1942-05-31
出版物タイトル 岡山医学会雑誌
巻 54巻
号 5号
資料タイプ 学術雑誌論文
JaLCDOI 10.18926/AMO/43829
フルテキストURL 65_1_41.pdf
著者 Tokumori, Kimihiko| Wang, Da-Hong| Takigawa, Tomoko| Takaki, Jiro| Ogino, Keiki|
抄録 This study aimed to determine whether there was any association between the regional climate and the proportion of people with joint pain. Regional climate data between 1971 and 2000 were obtained from the Japan Meteorological Agency. The variables used in the cluster analysis included sunlight hours, amount of precipitation, number of days with precipitation, and temperature. The regional proportion of people with joint pain was obtained from the National Survey for Health in 2001. After performing a cluster analysis, one-way ANOVA and Welch's test were used to determine whether the climate characteristics of the clusters were significantly different. Within each cluster, stepwise multiple linear regression analyses were performed. We found that sunlight hours showed a direct, negative association with the proportion of people with joint pain (adjusted R2=0.532, p=0.016) in cluster 1, which was characterized as the region with the fewest total hours of sunlight, less precipitation, a modest number of rainy days, and low temperature. In the other clusters, the regional female population rate (cluster 2) and the senior population rate (cluster 3, 4) were the primary predictors. We concluded that the degree of exposure to sunlight may play a crucial role in prevention of joint pain. This finding should encourage people to set aside some time for staying outdoors in their daily lives.
キーワード climate joint pain sunlight hours cluster analysis
Amo Type Original Article
出版物タイトル Acta Medica Okayama
発行日 2011-02
巻 65巻
号 1号
出版者 Okayama University Medical School
開始ページ 41
終了ページ 48
ISSN 0386-300X
NCID AA00508441
資料タイプ 学術雑誌論文
言語 英語
著作権者 CopyrightⒸ 2011 by Okayama University Medical School
論文のバージョン publisher
査読 有り
PubMed ID 21339795
Web of Science KeyUT 000287620500006
JaLCDOI 10.18926/AMO/43825
フルテキストURL 65_1_11.pdf
著者 Kuwaki, Kenji| Nouso, Kazuhiro| Kobayashi, Yoshiyuki| Nakamura, Shinichiro| Ito, Yoichi M.| Iwadou, Shouta| Hagihara, Hiroaki| Yasunaka, Tetsuya| Toshimori, Junichi| Miyatake, Hirokazu| Miyoshi, Kenji| Onishi, Hideki| Miyake, Yasuhiro| Shoji, Bon| Takaki, Akinobu| Shiraha, Hidenori| Iwasaki, Yoshiaki| Kobashi, Haruhiko| Yamamoto, Kazuhide|
抄録 The purpose of this study was to build a prognostic model of hepatocellular carcinoma (HCC) using time-dependent covariates to re-evaluate the prognosis at any stage of the disease. The subjects were consecutive HCC patients who were treated at our institute between 1995 and 2007. We constructed time-fixed and time-dependent prognostic models with a training group (n=336) and compared the prognostic abilities between conventional Cancer of the Liver Italian Program (CLIP) scores, Japan Integrated Staging (JIS) scores, an Okuda classification, and our prognostic models in the testing group (n=227) with the c-index. The time-dependent prognostic model consisted of main tumor size, tumor number, portal vein invasion, distant metastasis, alpha-fetoprotein, des-gamma-carboxy prothrombin (DCP), bilirubin, and albumin and the weighted scores were set for each factor depending on the hazard ratio for the prognosis. The prognostic index was determined by summing the scores. The c-index values for the CLIP scores, JIS scores, Okuda classification, and our time-dependent model were 0.741, 0.727, 0.609, and 0.870, respectively. These results indicate that our time-dependent model can estimate the prognosis of HCC more precisely than traditional time-fixed models and can be used to re-predict the prognosis of HCC.
キーワード hepatocellular carcinoma humans prognosis proportional hazards models time factors
Amo Type Original Article
出版物タイトル Acta Medica Okayama
発行日 2011-02
巻 65巻
号 1号
出版者 Okayama University Medical School
開始ページ 11
終了ページ 19
ISSN 0386-300X
NCID AA00508441
資料タイプ 学術雑誌論文
言語 英語
著作権者 CopyrightⒸ 2011 by Okayama University Medical School
論文のバージョン publisher
査読 有り
PubMed ID 21339791
Web of Science KeyUT 000287620500002
著者 高橋 正文|
発行日 1952-06-30
出版物タイトル 岡山医学会雑誌
巻 64巻
号 6号
資料タイプ 学術雑誌論文
著者 河原 貞雄|
発行日 1964-12-30
出版物タイトル 岡山医学会雑誌
巻 76巻
号 11-12号
資料タイプ 学術雑誌論文
著者 溝手 專一|
発行日 1954-12-30
出版物タイトル 岡山医学会雑誌
巻 66巻
号 12号
資料タイプ 学術雑誌論文
著者 谷野 順造|
発行日 1954-12-30
出版物タイトル 岡山医学会雑誌
巻 66巻
号 12号
資料タイプ 学術雑誌論文