Table 2.

Description the amount of visual field loss for patients within the study groups

	Humphrey full threshold MD		Range
Group	Average	(SD)
Control	−0.75	(1.05)	0.59 to −2.34
Glaucoma suspects	−0.66	(1.23)	1.57 to −1.72
Ocular hypertension	−1.19	(2.39)	0.90 to −6.41
Open angle glaucoma	−8.20	(7.51)	1.04 to −26.58