En cuanto a la gravedad de los EA encontrada, segun la clasificacion NCC MERP (15), es importante destacar que no se ha utilizado esta clasificacion por otros autores, para clasificar EA en HD y por otra parte que nuestros resultados son muy contradictorios, entre los dos periodos comparados, pues en 2016 se encontraron 222 EA de Categoria E (mas leves) y 16 de Categoria F, mientras que por el contrario en 2017 se encontraron 33 EA de Categoria E y 133 de Categoria F.
(15.) NCC MERP Index for categorizing Medication errors.
miscalculation or inexperienced staff), after which it was categorised (Table 2) according to the NCC MERP for data analyses.
The greatest majority (87%) of these medication errors that reached the patients did not cause harm according to the categories used by the NCC MERP.  Alternative studies showed similar results, except where circumstances or events that had the capacity to cause harm were not included)[6,14]
The most common category of temporary harm (NCC MERP
severity E) AE identified by the OIG was medication-related at 73/174 (42 percent) AEs--a category which accounted for only 30.0 percent (312/1,040) of hospital-acquired level E AEs in the BHCS data.
About NCC MERP
. Retrieved from http://www.nccmerp.org/aboutNCCMERP.html
Not only did the NCC MERP produce the nation's first comprehensive taxonomy for studying medication errors, it also established the following definition of a medication error: A medication error is any preventable event that may cause or lead to inappropriate medication use or patient harm while the medication is in the control of the health care professional, patient, or consumer.
NCC MERP developed an Index for Categorizing Medication Errors for determining the outcome or effect of the medication error on the patient.
Read back should always take place during the process of telephone order communication (Cohen, 1999; AHRQ, 2003; NCC MERP, 2001) and should include verification of whether the medication is intended as a single dose or as a dose range.
Verify indication for medication(s) ordered The order needs to make sense (NCC MERP, 2001).
When calling in a telephone order, confirm client identity particularly when the telephone call is unexpected or not initiated by the practitioners in the unit or caring for the patient (NCC MERP, 2001).
Rockville, MD: NCC MERP
. Retrieved June 25, 2009, from http://www.premierinc.com/quality-safety/tools-services/ safety/topics/bar_coding/downloads/barcoding.pdf