Managing Data Resources in Health Info Systems Flashcards
Which action describes the process of breaking the data elements into level of detail?
Normalization
What is a primary key?
A unique identifier, (health record number).
What is a data definition and what is its purpose?
The specific meaning of a healthcare-related data element which allows everyone to interpret and collect the data in the same way.
If you wanted to run a report capturing patients admitted for injuries, what system would you use?
Trauma registry system
If you wanted to run a report giving you detailed info on cancer patients and their treatment, what system would you use?
Cancer registry system
What is a foreign key?
When a primary key shows up in two different “tables” it then becomes a foreign key used for matching purposes.
What is ERD (entity-relationship diagram) and what does it do?
A data model that focuses on relationships between entities.
What type of database can store health information from multiple information systems (ISs),
A network structured database.
What are the different database models?
Relational, hierarchical, network, object-oriented, and multidimensional
What is the most commonly used database model type?
Relational - data is organized in tables, and primary keys make them relate to one another.
What are data fields? Give a few examples….
A predefined area within a healthcare database, ex patient last name, health record number, gender
What is a hierarchical data model type?
A database resembles an organization chart where the patient is at the top, and then the major components of their care follow.
Which type of database model is used in data warehouses?
Multi-dimensional, data collected from multiple sources or databases and then summarized.
What is the importance of a Disclosure Information System?
It tracks & manage the processing of requests for PHI received and processed by the HIM department and ensure HIPAA compliance.
