Table 2.

Types of actual drug-related problems (DRPs) identified during the medication reviews (both basic and extended)

Actual drug-related problems	Number of patients with DRPs (prevalence) n=719	Number of DRPs identified for each type (percentage of total number of DRPs) n=2164	Number of DRPs acted on (percentage of number of DRPs identified)
Wrong drug	291 (40%)	601 (28%)	431 (72%; 431/601)
Adverse drug reaction	212 (29%)	429 (20%)	373 (87%; 373/429)
Need for additional therapy	275 (38%)	397 (18%)	301 (70%; 301/397)
Unnecessary drug therapy	211 (29%)	360 (17%)	353 (98%; 353/360)
Dosage too high	165 (23%)	239 (11%)	173 (72%; 173/239)
Dosage too low	93 (13%)	129(6.0%)	106 (82%; 106/129)
Non-compliance	6 (0.8%)	9 (0.4%)	3 (33%; 3/9)
All	573 (80%)	2164 (100%)	1740 (80%; 1740/2164)

Data presented as number (percentage).