Quiz
Calculations quiz
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Perguntas do quiz (6)
1Prevalence = [blank_start]number of existing cases[blank_end] [blank_start]/[blank_end] [blank_start]number of people in the population[blank_end]
- Anumber of existing cases
- B/
- Cnumber of people in the population
- Dnumber of new cases
- Enumber of people at risk
- Fx
- G+
- Hpopulation at risk
- Iperson time
2Cumulative incidence (CI) = [blank_start]individuals who developed the disease[blank_end] during the period [blank_start]/[blank_end] [blank_start]population at risk[blank_end]
- Aindividuals who developed the disease
- Bnumber of new cases
- Cperson time at risk
- D/
- Ex
- F+
- Gpopulation at risk
- Htotal person time
- Itotal population at baseline
3Incidence rate = number of [blank_start]new cases during y amount of time[blank_end] [blank_start]/[blank_end] [blank_start]total person time at risk[blank_end]
- Anew cases during y amount of time
- Bpeople that develop the disease
- Ccases at baseline
- D/
- Ex
- F+
- Gtotal person time at risk
- Hnumber of people in the population
- Inumber of cases at baseline
4Person time is calculated for each individual until... (multiple choice)
- Aend of follow-up
- Bdeath
- Clost to follow-up
- Ddate of diagnosis
5Estimated person time = (([blank_start]size of population at start of study[blank_end] [blank_start]+[blank_end] [blank_start]size of population at end of study[blank_end]) / [blank_start]2[blank_end]) x [blank_start]observation time[blank_end]
- Asize of population at start of study
- Bstudy duration in time units
- Cnumber of people at risk
- D+
- E-
- Fx
- G/
- Hsize of population at end of study
- Inumber of cases during follow up
- Jtotal number of people in the population
- K2
- Ltime at risk
- Mtotal population
- Nobservation time
- Ototal number of disease-free people
- Pperson time at risk
6Mortality rate = number of individuals who [blank_start]die during y perod of time[blank_end] [blank_start]/[blank_end] [blank_start]person time at risk[blank_end]
- Adie during y perod of time
- Bdie
- Care expected to die during follow-up
- D/
- E+
- F-
- Gx
- Hperson time at risk
- Inumber of people at risk
- Jnumber of people at baseline
Informações
- Descrição
- Quiz on different calculations for measures of disease
- Idioma
- English
- Visualizações
- 11
- Etiquetas
- Avaliação
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