Table 2.

Frequency of drug groups (BNF drug class) causing any TRPs

Drugs	%	n (total 10,672)
Cardiovascular drugs	53	5,656
Endocrine drugs	18.1	1,932
Respiratory drugs	11.4	1,217
Gastrointestinal drugs	7.7	822
Blood and nutrition	4.7	502
Musculoskeletal drugs	1.9	203
Nervous drugs	1.6	171
All medications	1	107
Infection	0.2	21
Genitourinary drugs	0.2	21
Malignancy and immunosuppressant drugs	0.2	21

Abbreviations: BNF, British National Formulary; TRPs, treatment-related problems.