In the context of a Failure Modes and Effects Analysis (FMEA) for a new patient safety event reporting system, the team should use the risk priority number (RPN) to determine which failure mode to address first. Here’s why:

Comprehensive Assessment: The RPN is calculated by multiplying the values assigned to the severity, frequency of occurrence, and detectability of a failure mode. This number provides a comprehensive assessment of the risk associated with each potential failure.

Prioritization: By using the RPN, the team can prioritize which failure modes to address first based on the overall risk they pose. The higher the RPN, the more critical it is to address that failure mode.

Efficient Resource Allocation: Addressing the highest RPN first ensures that resources are allocated to the areas that have the greatest potential impact on patient safety, making the risk mitigation process more efficient.

Balanced Decision-Making: The RPN allows the team to consider not just how often a failure might occur, but also how severe the consequences would be and how easy it is to detect before it causes harm. This balanced approach ensures that all relevant factors are considered in decision-making.