Question

Difficulty: EasyRoot Cause Analysis and Error Investigation

Match the following patient safety concepts and error classifications to their most accurate definitions or examples.

  • Active errorAn immediate failure by a frontline clinician, such as administering a medication to the wrong patient.
  • Latent errorA systemic vulnerability built into the healthcare infrastructure, such as understaffing or poorly designed equipment.
  • Forcing functionA system design feature that makes it impossible to perform a hazardous action, such as an incompatible IV tubing connection.
  • Administrative controlA rule, procedure, or policy intended to reduce risk but heavily reliant on human compliance, such as a mandatory training module.

Answer

Active error matches with an immediate failure by a frontline clinician. Latent error matches with a systemic vulnerability. Forcing function matches with a design feature making a hazardous action impossible. Administrative control matches with a policy reliant on human compliance.
In patient safety and Root Cause Analysis, it is essential to distinguish between the sharp end (active errors by individuals) and the blunt end (latent systemic errors). When designing corrective actions, the hierarchy of controls prioritizes forcing functions (strongest) over administrative controls (weakest).

Step-by-Step Solution

1
Identify the definitions of active and latent errors.
Active errors involve frontline staff (sharp end), while latent errors involve systemic vulnerabilities (blunt end).
Differentiating these allows investigators to separate individual actions from systemic flaws during Root Cause Analysis.
2
Differentiate between the hierarchy of safety controls.
Forcing functions physically prevent errors, making them the strongest control. Administrative controls rely on human behavior, making them weaker.
Understanding intervention strength is critical when formulating a corrective action plan after an error.

Key Concept

Classification of errors (latent vs. active) and hierarchy of intervention effectiveness.
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