CHI CHI Healthcare Analytics & Population Health 2

Question 1

Which data visualization best shows the geographic distribution of disease incidence across US counties?

Accepted Answer

Choropleth map

Answer

A choropleth map uses shading or color intensity to display geographic variation in data such as disease incidence.

Question 2

HEDIS measures are used primarily to evaluate performance in which setting?

Accepted Answer

Managed care health plans

Answer

HEDIS (Healthcare Effectiveness Data and Information Set) measures are used by managed care plans to evaluate quality of care.

Question 3

What is the primary purpose of a clinical data warehouse in population health?

Accepted Answer

Aggregating clinical data from multiple sources for analysis

Answer

A clinical data warehouse integrates and aggregates data from multiple sources to support population-level analysis and reporting.

Question 4

Social determinants of health (SDOH) data are increasingly incorporated into analytics because they:

Accepted Answer

Help explain health disparities and target interventions

Answer

SDOH data such as housing, income, and education explain health disparities and help direct community-level interventions.

Question 5

A health informatician calculates the rate of diabetes diagnoses per 1,000 members in a health plan each year. This is an example of:

Accepted Answer

Incidence rate

Answer

An incidence rate measures the number of new cases of a condition occurring in a defined population over a specific time period.

(CHI) Certified Health Informatician Practice Test