The reliability of AHRQ Common Format Harm Scales in rating patient safety events.
Williams TL, Szekendi MK, Pavkovic S, et al. The reliability of AHRQ Common Format Harm Scales in rating patient safety events. J Patient Saf. 2015;11(1):52-59. doi:10.1097/PTS.0b013e3182948ef9.
Patient safety officers reviewed standardized scenarios and graded the extent of patient harm using AHRQ's Common Format Harm Scale. They found modest interrater reliability for harm.