An investigator wants to assess whether the use of a specific medication given to infants bom prematurely is associated with developmental delay. Fifty infants who were given the medication and fifty comparison infants who were also bom prematurely but not given the medication will be selected for the analysis. Each infant will undergo extensive testing at age 2 for various aspects of development. Identify the type of study proposed and indicate its specific strengths and weaknesses.

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3. An investigator wants to assess whether the use of a specific medication given to infants
bom prematurely is associated with developmental delay. Fifty infants who were given
the medication and fifty comparison infants who were also bom prematurely but not
given the medication will be selected for the analysis. Each infant will undergo extensive
testing at age 2 for various aspects of development. Identify the type of study proposed
and indicate its specific strengths and weaknesses.
Transcribed Image Text:3. An investigator wants to assess whether the use of a specific medication given to infants bom prematurely is associated with developmental delay. Fifty infants who were given the medication and fifty comparison infants who were also bom prematurely but not given the medication will be selected for the analysis. Each infant will undergo extensive testing at age 2 for various aspects of development. Identify the type of study proposed and indicate its specific strengths and weaknesses.
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Cohort is a group of members who have similar characteristics or have shared a specific event during a particular period of time. the cohort study is a study in which or more than one samples are followed prospectively and then consequent assessment of the status, with respect to an outcome (or any considered disease), is performed in order to determine whether the risk factors or exposure characteristics of the initial participants are related with that disease or outcome. 

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