What are some real-world case studies on missing data?

What are some real-world case studies on missing data?

There are several interesting case studies on missing data. For instance, in healthcare, missing patient records can lead to misdiagnosis. In finance, missing transaction data can affect risk assessments.

Can you give me a specific example from healthcare?

Sure! One case involved a hospital where 20% of patient records were incomplete. This led to incorrect treatment plans and increased patient readmission rates.

How did they address this issue?

They implemented a new electronic health record system that included mandatory fields and regular audits to ensure data completeness.

What about in the finance sector?

In finance, a bank found that missing data in loan applications led to biased lending decisions. They improved their data collection processes and used machine learning to predict missing values.

What are the implications of missing data in research?

Missing data can lead to biased results, reduced statistical power, and can affect the validity of research conclusions.