Table 4.

Statistics of cases of irrational use of drugs from 2012 to 2017

Year	Useless drug indication	Drug selection error	Error of usage and dosage	Medication course error	No aetiology detection or no select drug according to sensitivity results	Total
2012	94	39	89	53	150	425
2013	58	28	75	38	78	277
2014	59	25	69	31	52	236
2015	31	29	51	30	39	180
2016	30	25	47	24	29	155
2017	28	26	38	21	20	133

Units=number of cases.

Sampling number: 250 outpatient prescriptions and 300 hospitalised cases were selected each month, for a total of 6600 cases a year.