	Annual % Patients	Source	Annual Cost	Source
Drug Treatment for Pain
Non-opioid	86.74%	[@64589]	£64	[@64609]
Opioid	96.21%		£125
Adjuvant Analgesic Drugs	58.33%		£13
Referrals for Pain Management	70.82%		£82	[@64590; @64610]
Appointments	^†		£631	[@64590; @64610]
Surgery
Primary Hip Surgery	^†	[@64611]	£6714	[@64590]
Primary Knee Surgery	^†	[@64611]	£6296	[@64590]
Surgical Revision Hip (aseptic)	0.47%	[@64612]	£12 444	[@64613]
Surgical Revision Hip (septic)	0.04%		£22 946	[@64613]
Surgical Revision Knee (aseptic)	0.35%		£10 325	[@64614]
Surgical Revision Knee (septic)	0.09%		£32 094	[@64614]
Annual Cost of Drugs	£203
Annual Cost of Appointments^‡	£713