Table 3.

Utility values used in the model

Variable	Utility score (SD)	Source
Early POAG	0.85 (0.15)	Wolfram et al. [8]
Moderate POAG	0.75 (0.23)	Wolfram et al. [8]
Advanced POAG	0.58 (0.32)	Wolfram et al. [8]
Blindness	0.46 (0.4)	Least squares estimation