Challenges and opportunities of big data in
health Essay
Challenges and opportunities of big data in health Essay
Consider the scenario above to address the following.
Do you recommend that the data analyst examine aggregate data,
detailed data, or both, to investigate this quality issue? Please
explain your rationale.
Aggregate data is a summary of the population being evaluated
and does not consider individualized data. Detailed data evaluates
individualized information, which can eliminate potential biases
that may exist in aggregated data. Tierney et al. (2020) concluded
that aggregate data were more likely to agree with detailed data
when the information size was large. Since this is a quality issue
and the information provided does not state the sample size, I
recommend evaluating the aggregate and detailed data to ensure
enough information is captured.
Do you recommend that the data analyst use a retrospective data
warehouse, clinical data store, or both, to investigate the mortality
rate? Please explain your rationale.
To investigate the mortality rate, the analyst should evaluate the
retrospective data warehouse. The retrospective data warehouse
provides aggregate and detail-level data, whereas the clinical
data store manages operational and clinical data to Help
clinicians at the point of care. Aggregate data in the retrospective
data warehouse may contain a mortality rate, risk-adjusted
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