Cumulative incidence is the proportion of people who develop the outcome of interest during a specified block of time. Incidence rate is a true rate whose denominator is the total of the group's individual times "at risk" (person-time). How do you calculate prevalence of exposure? In order ...
The prevalence, incidence and prognostic value of the Brugada-type electrocardiogram: a population-based study of four decades. J Am Coll Cardiol 2001;38(3):765-70. (9) Kim JS, Park SY, Min SK et al. Anaesthesia in patients with Brugada syndrome. Acta Anaesthesiol Scand 2004;48(8):1058...
In order to estimate the contribution of AI to HIV and STI incidence among FSW and transmission to their sexual partners, it is first necessary to accurately described AI practice in this group. To estimate this contribution, we need data on the proportion of FSW who practise AI and at what...
SUMMARY We analyse the portrayal of sex and drug use in the most popular movies of the last 20 years using the Internet Movie Database list of the top 200 movies of all time. Films released or set prior to the HIV era (pre 1983), animated, not about humans or G/PG rated, were被...
Firstly, given the multitude of competing causes of death in the older adults, including the high incidence of cancer, a 4-year period is deemed more reflective of the likely changes in an older person’s health status [33]. Secondly, a shorter time frame enhances the accuracy of the ...
CONCLUSION: There is a need for improved registration of SCI, and publication of the findings in many parts of the world. This survey pleads for uniformity in methodology. The data show that the reported incidence and prevalence have not changed substantially over the past 30 years. Data from ...
Long covid (post covid-19 condition) is a complex condition with diverse manifestations, uncertain prognosis and wide variation in current approaches to management. There have been calls for formal quality standards to reduce a so-called “postcode lotte
In the West, the incidence of esophageal adenocarcinoma, which is a long-term complication of damage by gastroesophageal reflux, has been rising over recen
What is the difference between breathing and respiration? What is the lifespan of basophil? How to determine the rate of decay? What is the difference between the setting, the population and the sample of a research study? What statistic represents the incidence proportion in the exposed grou...
The proportion of initial disease cases to a population is anincidence rate. In contrast, the proportion of initial and existing disease cases in a population is known as the prevalence rate.3 For example, 50,000 new cases of heart disease developed in a city with a population of five milli...