Disadvantages of Prospective Cohort Studies
- You may have to follow large numbers of subjects for a long time.
- They can be very expensive and time consuming.
- They are not good for rare diseases.
- They are not good for diseases with a long latency.
- Differential loss to follow up can introduce bias.
1 сент. 2021 г. · They are more expensive and time consuming. · They are not efficient for diseases with long latency. · Losses to follow up can bias the measure of ... |
Disadvantages include the need for a large sample size and the potentially long follow-up duration of the study design resulting in a costly endeavor. Figure 3. |
Disadvantages are that prospective cohort studies are expensive to conduct ... Cohort studies can generate useful epidemiological data. However, when ... |
The disadvantage could be the long period of follow-up while waiting for events to occur, leading to vulnerability to a high rate of loss to follow-up. |
Epidemiology: Advantages and disadvantages of cohort study · The major disadvantage is the huge requirement for resources, viz. · Unsuitable for rare diseases ... |
24 февр. 2023 г. · Disadvantages of cohort studies · Cohort studies can be extremely time-consuming and expensive to conduct due to their long and intense nature. |
Most cohort studies have tended to limit the numbers of independent variables measured for obvious reasons. Factors such as costs, convenience, burden on ... |
In prospective cohort studies, loss of follow-up may occur, giving rise to selection bias. Loss of follow-up bias is caused by the loss of individuals from one ... |
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