2023年全國碩士研究生考試考研英語一試題真題(含答案詳解+作文范文)_第1頁
已閱讀1頁,還剩87頁未讀, 繼續(xù)免費閱讀

下載本文檔

版權說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權,請進行舉報或認領

文檔簡介

1、From March,2014 to October 2015,Ebola outbreak disease of the Republic of Sierra Leone caused 8704 cumulative confirmed cases and 3589 deaths countrywide.Method:Clinical and demographic data were mainly collected with th

2、e standard case investigation forms from August 2014 to June 2015 in Freetown,Sierra Leone.It was supplemented by Data based on records of the National Ebola Response Center of Sierra Leone and World Health Organization.

3、Distribution of dead cases,according to time,geographic and population characteristics and its clinical features were analyzed in the research work.Results:Case Fatality Rate (CFR) was higher at the early stage of the ou

4、tbreak as 83.3% on March,2014.It went down to 29.9% on September,2014,and kept the lower level since then.Cumulative mortality rate of Freetown (38.9%) and districts nearer to it,as Porto Loko (39.5%) and Moyamba (37.3%)

5、,had a lower risk of dying from EVD.Whereas districts far from the capital as Bonthe (100%),Kono (73.2%),Pujehun (51.6%) and Kenema(52.7%) showed higher risk of dying.As for Freetown itself,mortality rate of rural area w

6、as comparatively higher than in the urban central,45.3%Vs35.6%.The Deaths of 40-50 years group was the highest (58.3%),0-10 years group was on the second (53.4%),and the third was 20-30 years group (41.7%).Deaths in 10-2

7、0 years group was the lowest (33.9%),went up.X2=9.36,P=0.03.As compared with cases with higher level education,not educated and primary education group had a higher CFR,as 44.0% and 48% respectively.CFR of secondary gro

8、up and the tertiary group were 33.3% and 26.7% respectively.It showed a decrease trend as education level went up.X2=9.36,P=0.03.The average interval of deaths group is 7.72±2.63 days,which is much longer than survivals

9、group (4.38±2.90 days),p=0.00.The average virus load of deaths was 24.8±4.9 CT value,which was much lower than survivals (26.5±5.1 CT value),P=0.00.In logistic regression,symptoms associated with deadly outcome including

10、 weakness,difficulty breathing and confusion,with an odd ratio of 1.972,1.540 and 2.298 respectively.The most common symptoms reported between symptom onset and case detection in the 2014 outbreak of EVD were fever,fatig

11、ue,loss of appetite,vomiting,diarrhea,headache,abdominal pain,and unexplained bleeding.as soon as possible to isolate the source of infection,and suspected cases were isolated for observation cut off all communication ch

12、ain,and make comprehensive treatment symptomatic treatment based.Conclusion:Several factors influenced the outcome of EVD.Coordinated international response is deemed essential to reduce the death cases.Transportation an

13、d fortune status could be the main factors relating to the mortality rate.Patients above 40 years old and children patients younger than 10 years have a higher risk of dying.Lack of education would be a great obstacle fo

14、r people to get full information about EVD and to seek medical help.Clearly,being in the hospital earlier would improve the prognosis of an EVD.Patients with higher viral loads were less likely to survive.Symptoms as wea

溫馨提示

  • 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權益歸上傳用戶所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會有圖紙預覽,若沒有圖紙預覽就沒有圖紙。
  • 4. 未經(jīng)權益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 眾賞文庫僅提供信息存儲空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負責。
  • 6. 下載文件中如有侵權或不適當內(nèi)容,請與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準確性、安全性和完整性, 同時也不承擔用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。

最新文檔

評論

0/150

提交評論