Table 1.

Costs and Utilities Used in the Model

	Model Input	Item	Value	Range for Sensitivity analysis
Costs	Medications (annual supply)	Prostaglandin Analogs	$330	0-1000
		Alpha Agonists	$1242	0-1500
		Beta Blockers	$435	0-500
	Laser surgery	Laser trabeculoplasty	$677	100-2000
	Incisional surgery	Trabeculectomy	$2824	1000-4000
	Initial evaluation	Visit	$190	100-200
		Diagnostic Testing	$207	100-300
	Follow-up evaluation	Visit	$111	50-150
		Diagnostic testing	$123	100-150
	Low Vision services	Unilateral low vision	$1000	500-4000
		Bilateral low vision	$2000	1000-8000
	Side Effects	Laser trabeculoplasty	$1000	0-2000
Utilities	Glaucoma severity	Mild glaucoma	0.92	0.8 – 0.99
		Moderate glaucoma	0.89	0.7 – 0.95
		Severe glaucoma	0.86	0.6 – 0.9
		Unilateral blindness	0.47	0.4 – 0.8
		Bilateral Blindness	0.26	0.2 – 0.5
	Side effects	Laser trabeculoplasty	0.75	0.5-0.99
Other Parameters	Effectiveness	Prostaglandin analogs	1.0	0.5 – 1.5
		Laser trabeculoplasty	1.0	0.5 – 1.5
		Time Horizon (years)	25	9-30
		Age at OAG diagnosis	60	40-80
		Rate of OAG Progression (per year)	10%	5 – 15%

All costs are in 2010 US dollars. All medication costs are for a 1 year supply of the medication. AWP = average wholesale price.