EHR Data Analytics & Population Health 4

Question 1

Which concept describes combining data from multiple EHR systems into a single unified patient record for longitudinal analysis?

Accepted Answer

Patient matching and record linkage

Answer

Record linkage algorithms match and merge patient records across disparate systems using identifiers and probabilistic matching to create a unified longitudinal view.

Question 2

A sensitivity analysis in a population health study is performed to:

Accepted Answer

Test how results change when key assumptions are varied

Answer

Sensitivity analysis evaluates the robustness of study conclusions by varying key assumptions or inputs to see how much outcomes change.

Question 3

In population health, 'attribution' refers to the process of:

Accepted Answer

Assigning patients to a specific provider or care team for accountability

Answer

Attribution assigns responsibility for a patient's outcomes to a specific physician or practice, enabling accurate performance measurement.

Question 4

Which type of analysis examines the relationship between two continuous clinical variables, such as BMI and HbA1c?

Accepted Answer

Correlation analysis

Answer

Correlation analysis (e.g., Pearson or Spearman) quantifies the strength and direction of the relationship between two continuous variables.

Question 5

What is the role of a Master Patient Index (MPI) in a health system's data analytics environment?

Accepted Answer

Provide a unique enterprise-wide identifier for each patient across systems

Answer

The MPI assigns and maintains a single enterprise identifier per patient, enabling accurate cross-system data linkage and de-duplication.

(EHR) Electronic Health Records Program Certification Practice Test

(EHR) Electronic Health Records Program Certification Practice Test

EHR Data Analytics & Population Health 4