Table 187Annual cost of equipment

Machine/testCapital outlay (K)Life span (n)interest rate (r)ANNUAL COST (£)
IOP measurement
Goldmann tonometry10,000153.5%799
Non-contact tonometry5,00053.5%907
Optic disc assessment
Slit lamp biomicroscopy10,000303.5%516
Slit lamp biomicroscopy + stereoscopic disc photography10,000 (a)73.5%1,406
Laser polarimetry30,00053.5%5,325
Anterior chamber angle assessment
Gonioscopy200 (b) + 10,000 (c)3 (b) / 30 (c)3.5%569 (d)
Van Herick10,000 (c)303.5%516

Only cost of monoscopic photography without slit lamp


Slit lamp


Total of gonioscope (£53) + slit lamp (£516)

From: Appendix F, Cost-effectiveness analysis

Cover of Glaucoma
Glaucoma: Diagnosis and Management of Chronic Open Angle Glaucoma and Ocular Hypertension.
NICE Clinical Guidelines, No. 85.
National Collaborating Centre for Acute Care (UK).
Copyright © 2009, National Collaborating Centre for Acute Care.

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