Sentinel Surveillance 441 articles
Recent trends in tuberculosis in children in London.
We analysed the trends in the epidemiology of TB in children in London aged 0-14 years between 1999 and 2006. Data were extracted from the Enhanced TB Surveillance System. Between 1999 and 2006, there were 1370 cases of TB in children. Incidence was higher in older ch...
'Emerging' mycobacteria in South Africa.
Disease can be caused by various species of the genus Mycobacterium. A number of reports, both published and unpublished, of rarely reported mycobacteria have surfaced in South Africa in the last few years. Some unusual hosts have also been involved, causing concern in some quarters.These include re...
Mental health treatment dropout and its correlates in a general population sample.
In Canada, a large percentage of individuals who use mental health services prematurely terminate their treatment. Clinical factors may play important roles in treatment dropout. Patients with substance dependence and those with mood disorders have a high risk of treatment dropout....
Analysis of data from the passive surveillance of scrapie in Great Britain between 1993 and 2002.
Reports of clinical scrapie in Great Britain between January 1, 1993 and December 31, 2002 were reviewed. Scrapie was confirmed in 4142 sheep on 1099 holdings. The cumulative case and holding incidence risks decreased in 2001, probably owing to the outbreak of foot-and-mouth disease, although there...
Continued transmission of West Nile virus to humans in southeastern Romania, 1997-1998.
After an epidemic of West Nile (WN) virus neurologic infections in southeastern Romania in 1996, human and animal surveillance were established to monitor continued transmission of the virus. During 1997 and 1998, neurologic infections were diagnosed serologically as WN encephalitis in 12 of 322 pat...
Low and stable HIV infection rates in Senegal: natural course of the epidemic or evidence for success of prevention?
It is not possible to know what the course of the HIV epidemic in Senegal would have taken in the absence of efforts at prevention. Certainly, several factors that pre-dated the occurrence of AIDS in Senegal laid the groundwork for a positive response. However, data from a number of sources do revea...
A report of diphtheria surveillance from a rural medical college hospital.
A 5-year sentinel surveillance of diphtheria from 1989 to 1993 was undertaken at a rural medical college hospital. No significant change in the number of diphtheria cases was observed in spite of sustained high level of diphtheria, pertussis, tetanus vaccine-3 doses (DPT3) coverage. Most of the diph...
Emerging issues in AIDS: variant strains of human immunodeficiency virus and its subtypes.
The emergence of variant strains of HIV has triggered the need for active local, national, and global surveillance. Some new strains identified in the US cannot be detected reliably with current test kits--a problem with important implications for blood safety and for diagnosis and prevention of AID...
International disease surveillance: summary for 1995.
Plague surveillance in Brazil: 1983-1992.
We now present an update report of the examinations carried out in our laboratory from 1983 to 1992. The passive hemagglutination test for antibodies against fraction 1A antigen of Y. pestis and the passive hemagglutination inhibition control were employed for testing a total of 220,769 sera. Sample...