What's the difference between epidemic and prevalence?

Epidemic


Definition:

  • (a.) Alt. of Epidemical
  • (n.) An epidemic disease.
  • (n.) Anything which takes possession of the minds of people as an epidemic does of their bodies; as, an epidemic of terror.

Example Sentences:

  • (1) Sierra Leone is one of the three West Africa nations hit hard by an Ebola epidemic this year.
  • (2) The epidemiology of HIV infection among women and hence among children has progressively changed since the onset of the epidemic in Western countries.
  • (3) The west Africa Ebola epidemic “Few global events match epidemics and pandemics in potential to disrupt human security and inflict loss of life and economic and social damage,” he said.
  • (4) And, as elsewhere in this epidemic, those on the frontline paid the highest price: four of the seven fatalities were health workers, including Adadevoh.
  • (5) Control measures were introduced rapidly, effectively stopping the epidemic.
  • (6) To identify the responsible virus and the consequences of the epidemic, during 1985 we interviewed and serologically screened 597 veterans who had been in the army in 1942.
  • (7) In late 1983 the Hagahai sought medical aid at a mission station, an event which accelerated their contact with the common epidemic diseases of the highlands.
  • (8) Two epidemics of meningoencephalitis caused by echovirus type 7 and coxsackievirus type B 5 in the summer and autumn of 1973 in Umeå in Northern Sweden were compared.
  • (9) What impact will the HIV epidemic have in the 1990s?
  • (10) This virus is related to HIV-1, the causative agent of the AIDS epidemic now spreading in Central and East Africa, as well as the USA and Europe (see ref.
  • (11) Our data showed that V. cholerae 01 was the most frequently (40%) isolated enteropathogen during the epidemics.
  • (12) To define more completely the period of fecal excretion of virus during hepatitis A virus infection, we studied 24 fecal samples from six children with clinical illness during an epidemic of type A hepatitis.
  • (13) One of the reasons for doing this study is to give a voice to women trapped in this epidemic,” said Dr Catherine Aiken, academic clinical lecturer in the department of obstetrics and gynaecology of the University of Cambridge, “and to bring to light that with all the virology, the vaccination and containment strategy and all the great things that people are doing, there is no voice for those women on the ground.” In a supplement to the study, the researchers have published some of the emails to Women on Web which reveal their fears.
  • (14) Patients with reactive arthritis, sacroiliitis, spondylitis or Reiter's syndrome following intestinal infection from Yersinia, Salmonella, Shigella or Campylobacter organisms have been reported from endemic areas and after epidemic dysenteries.
  • (15) This virus was imported on multiple occasions from a Philippine supplier of cynomolgus macaques as a consequence of an epidemic of acute infections in the foreign holding facility.
  • (16) And we owe [Hickox] better than that and all the people who do this work better than that.” The White House indicated that it was urgently reviewing the federal guidelines for returning healthcare workers, “recognising that these medical professionals’ selfless efforts to fight this disease on the front lines will be critical to bringing this epidemic under control, the only way to eliminate the risk of additional cases here at home”.
  • (17) The Authors report the results of IgM and IgA assays in blood of the umbilical cord of 1694 newborns during the period from October 1973 to July 1974 after a rubella epidemic occurred in Piedmont.
  • (18) The authors studied the pattern of occurrence of toxic oil syndrome, a previously undescribed disease that occurred in Spain in epidemic form in 1981, in two convents in Madrid.
  • (19) Analysis of the epidemic curve and intervals of onset of multiple cases within households suggested prolonged common source exposure rather than secondary person-to-person transmission.
  • (20) Galli said there were already about 200,000 hospitalisations of women who have undergone a clandestine termination every year, and a suspected 1 million illegal abortions before the epidemic.

Prevalence


Definition:

  • (n.) The quality or condition of being prevalent; superior strength, force, or influence; general existence, reception, or practice; wide extension; as, the prevalence of virtue, of a fashion, or of a disease; the prevalence of a rumor.

Example Sentences:

  • (1) PMS is more prevalent among women working outside the home, alcoholics, women of high parity, and women with toxemic tendency; it probably runs in families.
  • (2) The prevalence of 24.4% among Mexican American men was similar to that among men from other ethnic backgrounds.
  • (3) A survey carried out two and three years after the launch of the official campaign also showed a reduction in the prevalence of rickets in children taking low dose supplements equivalent to about 2.5 micrograms (100 IU) vitamin D daily.
  • (4) Prevalence data has been gathered from several autopsy studies.
  • (5) The prevalence of diabetes was 36% higher among San Antonio Mexican Americans than among Mexicans in Mexico City; this difference was highly statistically significant (age- and sex-adjusted prevalence ratio 1.36, P = 0.006).
  • (6) The prevalence was also higher in medium and heavy smokers.
  • (7) The interactions of 3 classical alpha-adrenergic antihypertensives of prevalently central type (St 155 or clonidine St 600; BR 750 or guanabenz) with the narcotic effects of pentobarbital have been investigated in the Mus musculus.
  • (8) The overall prevalence of protein energy malnutrition (PEM) was found to be 81.8%, while 31.8, 44.1, 5.7 and 0.2% of children had Grades I, II, III and IV PEM, respectively.
  • (9) Separation of PL by thin-layer chromatography revealed a prevalence of phosphatidylcholine followed by phosphatidylethanolamine.
  • (10) The most striking feature of some industrialized countries is a dramatic reduction of the prevalence of dental caries among school-aged children.
  • (11) The prevalence of these antibodies in contacts reached 50 to 70% in each of four age groups.
  • (12) A pilot study was undertaken to determine the prevalence of gas in the puerperal endometrial cavity and to determine whether this finding has any relationship to the mode of delivery or to the development of puerperal endometritis.
  • (13) Prevalence of LVH in the hypertensive population varies, mostly because of the different methods used for its diagnosis.
  • (14) The prevalence of greater than or equal to 1 mm ST-segment depression was 22% (symptomatic in 25%, and silent in 75%) and did not differ between groups with and without cardiac events.
  • (15) The authors compared the prevalence of atopy in 103 patients with lung cancer (a model of mucosal cancer), 51 patients with chronic obstructive pulmonary disease matched for age, sex, and smoking habits with patients with lung cancer, and 102 healthy control subjects.
  • (16) There was found an insignificant prevalance of the antibody avidity in the patients with the forms of the disease of moderate severity and severe.
  • (17) There was a rise of prevalence with age and higher-income groups.
  • (18) In the small ceramic workshops in the Gouda region, simple pneumoconiosis is still commonly present (13.3%), whereas the silicosis prevalence in the highly mechanized industries is low (1.7%).
  • (19) The prevalence of kola nut chewing and the effects attributed to it are briefly reviewed.
  • (20) These high Danish rates seem to reflect the true prevalence and incidence in the less serious types of progressive muscular dystrophy, probably because the Danish health system with free medical care and easy access to specialized hospital departments makes it possible to identify all cases of progressive muscular dystrophy.