Health Information Systems

Question 1

What are the four key functions of a health information system?

Answer 1

Data generation, compilation, analysis and synthesis, and communication and use.

Question 2

Structured information is that which is stored as…

Answer 2

discrete data points such as gender, age, name, items in a ROS, physical exam, etc.

Question 3

Unstructured data is information that is stored…

Answer 3

in aggretate.

Question 4

What is the difference between patient-specific and knowledge-based data?

Answer 4

Patient-specific data relates to a particular individual. So, this would be a patient’s specific prescription versus information available on the medication itself in the system (name, aliases, common dosages, cost, etc.)

Question 5

Common EHR managerial functions?

Answer 5

Utilization review, coding analysis, clinical research, public health registries, quality initiatives, vital statistics, data warehouses.

Question 6

Common HIS managerial functions?

Answer 6

Utilization review, coding analysis, clinical research, public health registries, quality initiatives, vital statistics, data warehouses.

Question 7

Aim of NLP?

Answer 7

To use machine learning algorithms to discretize unstructured data.

Question 8

The eight core functions of the EHR?

Answer 8

Health information and data, result management, order management, decision support, electronic communication and connectivity, patient support, administrative processes and reporting, reporting and population health.

Question 9

HIMSS HIS capability stages:

Answer 9

Stage 0 - some automation. Laboratory, radiology, pharmacy ancillaries not all installed.
Stage 1 - Laboratory, radiology, pharmacy ancillaries all installed.
Stage 2 - Central data repository, controlled medical vocabulary, CDS, may have document imaging, may have health information exchange capabilities.
Stage 3 - Nursing/clinical documentation, CDS with error checking, PACS available outside of radiology.
Stage 4 - CPOE, CDS with clinical protocols.
Stage 5 - Closed looped medication administration.
Stage 6 - Physician documentation, CDS with variance and compliance capability, full radiology PACS system.
Stage 7 - Full EMR, clinical care documentation transactions to share data, data warehousing, data continuity with EDs, ambulatory and outpatient areas.

Question 10

HIMSS HIS capability stages:

Answer 10

Stage 0 - some automation. Laboratory, radiology, pharmacy ancillaries not all installed.
Stage 1 - Laboratory, radiology, pharmacy ancillaries all installed.
Stage 2 - Central data repository, controlled medical vocabulary, CDS, may have document imaging, may have health information exchange capabilities.
Stage 3 - Nursing/clinical documentation, CDS with error checking, PACS available outside of radiology.
Stage 4 - CPOE, CDS with clinical protocols.
Stage 5 - Closed looped medication administration.
Stage 6 - Physician documentation, CDS with variance and compliance capability, full radiology PACS system.
Stage 7 - Full EMR, clinical care documentation transactions to share data, data warehousing, data continuity with EDs, ambulatory and outpatient areas.

Question 11

Types of knowledge-based systems:

Answer 11

Information retrieval systems, decision support systems and question-answering systems.