Developing the specifications of an Open Angle Glaucoma screening intervention in the United Kingdom: a Delphi approach

Table 2 Shortlisted interventions from round two

Population	Site	Provider	Test	Median
50 years	Optometry Practice	Technician*/Optometrist	NCT, SAP (multiple stimuli) and HRT	6
50 years	Optometry Practice	Technician*	Icare tonometry, FDT, and disc photography	6
50 years	VSC	Technician*	Tonometry (Icare or tonopen or NCT) and FDT	6
50 years	VSC	Technician*	GAT, SAP and disc photography	6
50 years + risk score	VSC	Technician*	Tonometry and rapid reproducible imaging or visual function test	6
50 years	VSC	Technician*	NCT and FDT and HRT or GDx	5.5

* ophthalmic trained technical assistant.
Risk score - based on self identified risk factors by questionnaire sent to the screening cohort - including family history, black ethnic group, myopia or no prior visits to eye care services.
VSC – Vision Screening Centre.
FDT – Frequency doubling perimetry GAT - Goldmann applanation tonometry GDx - Scanning laser polarimetry.
HRT – Heidelberg retinal tomograph.
NCT – Non-contact tonometry.
SAP – Standard automated perimetry.

ISSN: 1472-6963