CHL Performance Improvement and Data Analytics 4

Question 1

A hospital notices its sepsis mortality rate is an outlier compared to peer institutions. Which analytic approach best identifies the root cause?

Accepted Answer

Multivariate regression controlling for patient acuity and treatment timing

Answer

Multivariate regression isolates independent contributors like acuity and timing from confounders, pinpointing actionable root causes.

Question 2

Which statistical concept describes the natural, expected variation within a stable process?

Accepted Answer

Common cause variation

Answer

Common cause variation is inherent randomness in a stable process; it requires system-level redesign rather than individual case investigation.

Question 3

A quality team wants to prioritize which of 15 improvement projects to tackle first. The MOST useful tool is:

Accepted Answer

Prioritization matrix weighing impact and feasibility

Answer

A prioritization matrix scores projects on criteria like impact and feasibility, enabling objective comparison across multiple options.

Question 4

In healthcare analytics, 'data governance' primarily refers to:

Accepted Answer

Policies and standards that ensure data quality, security, and appropriate use across the organization

Answer

Data governance establishes the accountability, standards, and processes that guarantee data is accurate, secure, and used appropriately.

Question 5

A leader reviews a p-chart showing the proportion of patients with hospital-acquired infections. The chart has a data point beyond the upper control limit. The FIRST action should be:

Accepted Answer

Investigate that specific time period for a special cause

Answer

A point beyond control limits signals special cause variation; investigation of that specific period is required before any intervention.

CHL - Certified Healthcare Leader Practice Test

CHL - Certified Healthcare Leader Practice Test

CHL Performance Improvement and Data Analytics 4