A hospital quality team notices there is an increased number of falls in the inpatient...

To analyze an increase in patient falls, a fishbone diagram (cause-and-effect diagram) is the best method for root cause analysis, as per NAHQ CPHQ study materials. It organizes potential causes into categories, enabling systematic identification of factors like staffing or environmental hazards. FMEA (B) is proactive, brainstorming (C) lacks structure, and process maps (D) outline workflows but are less suited for cause analysis.

NAHQ CPHQ Study Guide, Patient Safety Section, “Root Cause Analysis Tools”; NAHQ CPHQ Practice Questions, Patient Safety Analysis Techniques.