CHI CHI Healthcare Analytics & Population Health

Question 1

Which type of analytics uses historical health data to identify trends and patterns in a population?

Accepted Answer

Descriptive analytics

Answer

Descriptive analytics summarizes historical data to reveal trends and patterns in population health.

Question 2

A health informatician wants to predict which patients are at high risk for hospital readmission. Which analytics approach is most appropriate?

Accepted Answer

Predictive analytics

Answer

Predictive analytics uses statistical models and machine learning to forecast future events such as readmission risk.

Question 3

What does the term 'population health management' primarily focus on?

Accepted Answer

Improving health outcomes across a defined group while reducing costs

Answer

Population health management aims to improve health outcomes and quality of care for a defined group while controlling costs.

Question 4

Which measure is commonly used to assess the burden of disease in a population by combining years of life lost and years lived with disability?

Accepted Answer

DALY

Answer

The Disability-Adjusted Life Year (DALY) measures overall disease burden by combining premature mortality and disability.

Question 5

A health system stratifies its patient panel into low-, medium-, and high-risk tiers to allocate care management resources. This practice is called:

Accepted Answer

Risk stratification

Answer

Risk stratification categorizes patients by their likelihood of adverse health events to prioritize interventions.

(CHI) Certified Health Informatician Practice Test