FIGURE 2.

Classification of medication errors according to NCC MERP considering the number of PIs within the two groups of CPs. (Category A: Circumstances or events that have the capacity to cause error. Category B: An error occurred, but the error did not reach the patient. Category C: An error occurred that reached the patient, but did not cause patient harm. Category D: An error occurred that reached the patient and required monitoring to confirm that it resulted in no harm to the patient and/or required intervention to preclude harm. Category E: An error occurred that may have contributed to or resulted in temporary harm to the patient and required intervention. Category F: An error occurred that may have contributed to or resulted in temporary harm to the patient and required initial or prolonged hospitalization. Category G: An error occurred that may have contributed to or resulted in permanent patient harm. Category H: An error occurred that required intervention necessary to sustain life. Category I: An error occurred that may have contributed to or resulted in the patient’s death).