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*  Basic reproduction number
... the basic reproduction number is R0 = β/γ In cases of diseases with varying latent periods, the basic reproduction number can ... In epidemiology, the basic reproduction number (sometimes called basic reproductive ratio, or incorrectly basic reproductive ... The basic reproduction number is affected by several factors including the duration of infectivity of affected patients, the ... Free text O Diekmann; J.A.P. Heesterbeek; J.A.J. Metz (1990). "On the definition and the computation of the basic reproduction ...
*  Force of infection
Basic reproduction number Epidemic Mathematical modelling of infectious disease. ... λ = number of new infections number of susceptible persons exposed × average duration of exposure {\displaystyle \lambda ={\ ... frac {\mbox{number of new infections}}{{\mbox{number of susceptible persons exposed}}\times {\mbox{average duration of exposure ...
*  Compartmental models in epidemiology
... the so-called basic reproduction number (also called basic reproduction ratio). This ratio is derived as the expected number of ... For this model, the basic reproduction number is: R 0 = a μ + a β μ + γ . {\displaystyle R_{0}={\frac {a}{\mu +a}}{\frac {\beta ... The role of the basic reproduction number is extremely important. In fact, upon rewriting the equation for infectious ... The model consists of three compartments- S for the number susceptible, I for the number of infectious, and R for the number ...
*  Infectivity
Basic reproduction number (basic reproductive rate, basic reproductive ratio, R0, or r nought) Stewart, AD; Logsdon, JM; Kelley ... This means that as a pathogen's ability to infect a greater number of hosts increases, so does the level of harm it brings to ...
*  Aedes aegypti
New research has attempted to estimate the basic reproduction number, or R0 value, for Zika virus in several locations. ... "Preliminary estimation of the basic reproduction number of Zika virus infection during Colombia epidemic, 2015-2016". Travel ... Since the latter is an uncritical reproduction of the former, they are both considered to antedate the starting point for ... In the environment, the antidote is unavailable to rescue mosquito reproduction, so the pest population is suppressed. The ...
*  Mathematical modelling of infectious disease
... the basic reproduction number can be calculated as the sum of the reproduction number for each transition time into the disease ... This quantity is called the basic reproduction number, denoted by R0, which can be defined as the number of secondary ... the basic reproduction number is R0 = β/γ This value quantifies the transmission potential of a disease. If the basic ... As a consequence of this lower basic reproduction number, the average age of infection A will also change to some new value Aq ...
*  Endemic (epidemiology)
Assuming a completely susceptible population, that means that the basic reproduction number (R0) of the infection must equal 1 ... the basic reproduction number multiplied by the proportion of susceptible individuals in the population (S) must be 1. This ... depending on a number of factors, including the virulence of the disease and its mode of transmission. If a disease is in ... the infection neither dies out nor does the number of infected people increase exponentially but the infection is said to be in ...
*  Coxsackievirus
Ma E, Fung C, Yip SH, Wong C, Chuang SK, Tsang T (Aug 2011). "Estimation of the basic reproduction number of enterovirus 71 and ... The basic reproductive number (R0) for Coxsackievirus A16 (Cox A16) was estimated to a median of 2.50 with an interquartile ... and ultimately resulted in the isolation of a large number of so-called "enteric" viruses from the gastrointestinal tract that ...
*  Enterovirus 71
Ma E, Fung C, Yip SH, Wong C, Chuang SK, Tsang T (Aug 2011). "Estimation of the basic reproduction number of enterovirus 71 and ... The basic reproductive number (R0) for enterovirus 71 (EV71) was estimated to a median of 5.48 with an interquartile range of ... Total number of cases of Hand Foot and Mouth Disease (HFMD) and herpangina in Taiwan was 129,106. The outbreaks of the ... Xinhua reported the number of people infected also rose from 4,000 to 15,799. Enteroviruses were isolated from a total of 1,892 ...
*  Viral phylodynamics
... is given by the equilibrium number of infected individuals, I {\displaystyle I} . The mean basic reproduction number, averaged ... The mean and variance of these individual basic reproduction numbers, E [ ν ] {\displaystyle \mathrm {E} [\nu ]} and V a r [ ν ... This finding aided in making an early estimate of the basic reproduction number R 0 {\displaystyle R_{0}} of the pandemic. ... These differences can be acknowledged by assuming that the basic reproduction number is a random variable ν {\displaystyle \nu ...
*  Transmission risks and rates
The basic reproduction number includes all secondary cases infected by a primary case, while x is only the number of secondary ... x is generally smaller than the basic reproduction number for the disease. That is defined as the number of individuals each ... If the number of susceptibles in the group is n and the number of secondary cases is x, then an estimation of the transmission ... There are a number of difficulties in using this relation. The first is that it is very difficult to measure contact rates ...
*  Super-spreader
The basic reproduction number R0 is the average number of secondary infections caused by a typical infective person in a ... The basic reproductive number is found by multiplying the average number of contacts by the average probability that a ... R0 = Number of contacts X Shedding potential The individual reproductive number represents the number of secondary infections ... The greater the number of immunized individuals, the less likely an outbreak can occur because there are fewer susceptible ...
*  Robert Killick-Kendrick
... incidence and basic reproduction number calculated from a cross-sectional serological survey on the island of Gozo, Malta. ...
*  Next-generation matrix
In epidemiology, the next-generation matrix is a method used to derive the basic reproduction number, for a compartmental model ... 1990) and van den Driessche and Watmough (2002). To calculate the basic reproduction number by using a next-generation matrix, ...
*  West African Ebola virus epidemic
The basic reproduction number, R0, is a statistical measure of the average number of people expected to be infected by one ... Althaus, Christian L. (2014). "Estimating the Reproduction Number of Ebola Virus (EBOV) During the 2014 Outbreak in West Africa ... for this particular epidemic differs from the actual ratio between the number of deaths and the number of cases. Current ... The number of cases eventually plateaued at 1 or 2 cases per week after the beginning of August, and no new cases occurred from ...
*  Reed-Frost model
... the basic reproduction number-in a large population when the initial number of infecteds is small, an infected individual is ... The following parameters are set initially: - Size of the population - Number of individuals already immune - Number of cases ( ... Let I t {\displaystyle I_{t}} represent the number of cases of infection at time t {\displaystyle t} . Assume all cases recover ... Let S t {\displaystyle S_{t}} represent the number of susceptible individuals at time t {\displaystyle t} . Let B ( x ) {\ ...
*  BRN
... an insurgent movement in Southern Thailand Basic reproduction number, a measure of the speed in which an epidemic spreads Berne ... ISO 3-letter country code Bulk Richardson number, meteorological number relating vertical stability and vertical shear Bunte ...
*  Contagion (film)
Other scientists determine the virus is spread by fomites, with a basic reproduction number of four when the virus mutates, ... To move the equipment for the casino scenes to the on-the-water location, producers hired a number of locals to carry out the ... "DVD Sales: Moneyball Doesn't Hit a Home Run, but gets a Solid Double". The Numbers. Nash Information Services. January 24, 2012 ... "Blu-ray Sales: Overall Sales are in Remission". The Numbers. Nash Information Services. January 17, 2012. Retrieved June 29, ...
*  Transmissibility
In medicine, transmissibility is a synonym for basic reproduction number Transmitter, a device for propagating electronic ...
*  R0
... or R00 may refer to: Haplogroup R0, a gene R0, the Brussels Ring-road R0, basic reproduction number, an important concept in ...
*  List of MeSH codes (G03)
... basic reproduction number MeSH G03.850.505.400.975.525.375 --- incidence MeSH G03.850.505.400.975.525.750 --- prevalence MeSH ... basic reproduction number MeSH G03.850.520.308.985.525.375 --- incidence MeSH G03.850.520.308.985.525.750 --- prevalence MeSH ... basic reproduction number MeSH G03.850.310.300.320 --- disease transmission, patient-to-professional MeSH G03.850.310.300.330 ...
*  Herd immunity
This threshold can be calculated by taking R0, the basic reproduction number, or the average number of new infections caused by ... Althaus, C. L. (2014). "Estimating the Reproduction Number of Ebola Virus (EBOV) During the 2014 Outbreak in West Africa". PLoS ... Biggerstaff, M; Cauchemez, S; Reed, C; Gambhir, M; Finelli, L (2014). "Estimates of the reproduction number for seasonal, ... To account for this, the effective reproductive number Re, also written as Rt, or the average number of infections caused at ...
*  List of MeSH codes (L01)
... basic reproduction number MeSH L01.280.975.525.375 - incidence MeSH L01.280.975.525.750 - prevalence MeSH L01.280.975.550 - ...
*  List of MeSH codes (N01)
... basic reproduction number MeSH N01.224.935.597.500 --- incidence MeSH N01.224.935.597.750 --- prevalence MeSH N01.224.935.698 ...
*  List of MeSH codes (E05)
... basic reproduction number MeSH E05.318.308.985.525.375 --- incidence MeSH E05.318.308.985.525.750 --- prevalence MeSH E05.318. ...
*  Luna Sea (Luna Sea album)
... and a reproduction shirt from their 1991 Under the New Moon Episode I-III tours. The regular edition reached number six on the ... After ten years, we have to recreate ourselves, and going back to something as original and basic as our first album is part of ... and a premium which includes a reproduction cassette of their 1989 demo "Shade" ...