BACKGROUND Estimates of disease incidence and prevalence are core indicators of public health. The manner in which these indicators stand out against each other provide guidance as to which diseases are most common and what health problems deserve priority. Our aim was to investigate how routinely collected data from different general practitioner registration networks (GPRNs) can be combined t...

The human health impacts caused due to exposure to criteria outdoor air pollutants PM2.5, PM10 and NO2 were assessed in present study. The human health effects associated with exposure to atmospheric air pollution in NCT Delhi were estimated utilizing the AirQ+ v1.3 software tool integrated with Ri-MAP during the study period 2013-2018 considering 80% of the who...

this is a descriptive survey to define the incidence of co-existing disease in patients undergoing eye surgery before   anesthesia in hospitals of the ministry of health and education in 1993.   in this survey 2000 patients ' records have been studied who were admitted 10 the hospitals. collecting of data   was done by checklist that contained questions about the condition of the heart and...

spinal muscular atrophies (smas) are one of the more common autosomal recessive and single gene disorders. they are heterogeneous disorders, both in phenotypic and genotypic aspects. prevalence of these disorders are about 1 of every 6000 to 25000 live born babies in different ethnicities. in some chinese population prevalence of disease reported to be 1 in 50000. if it was true, carrier freque...

The infectivity function is a function giving a measure of how infectious a given individual is t time units after becoming infected. Today, no feasible and ethically acceptable study design is known, which would lead to estimates of HIV-infection probability within steady heterosexual partnerships, using standard statistical methodology. In this paper a transmission model is used as a link bet...

Background and Purpose: Hepatitis B is a major health problem around the globe the prevalence of which varies depending on the region and study. In this study, we aimed to determine the epidemiology and prevalence rates of hepatitis B in Fasa, Iran. Methods: This descriptive, cross-sectional study was performed using medical records of all the hepatitis B patients referring to Fasa Health Cent...

introduction : coronary artery disease is one of the most dangerous health problems in developed and undeveloped countries. annually one million patients admitted in coronary care units in u.s.a due to ami and about 59 million people suffered from atherosclerosis. in europe 54% of c.c.u admissions is due to non q wave mi and 46% due to q wave mi. unfortunately there is no distinct statistic al ...