. Author manuscript; available in PMC: 2010 Apr 1.

Published in final edited form as: Am J Ophthalmol. 2009 Jan 18;147(4):717–724.e1. doi: 10.1016/j.ajo.2008.10.007

Table 1.

Mean (SD) [range] of baseline visual field parameters by disc change classification in the Collaborative Initial Glaucoma Treatment Study (CIGTS) five-year optic disc study

Baseline Visual Field Parameter	Disc Change Classification			P-value^a	Total N=348
Baseline Visual Field Parameter	Reversal of cupping N=23	No Change N=303	Glaucomatous Progression N=22	P-value^a	Total N=348
Mean Deviation	−5.69 (3.85) [−14.46, 0.03]	−5.13 (4.07) [−19.63,1.54]	−4.45 (2.92) [−10.34, −0.24]	0.58	−5.13 (3.99) [−19.63, 1.54]
Pattern Standard Deviation	6.89 (3.94) [1.90, 14.61]	5.56 (3.45) [1.22, 15.92]	4.72 (2.49) [2.11, 11.87]	0.094	5.59 (3.45) [1.22, 15.92]
CIGTS Visual Field Score	4.56 (3.81) [0, 14]	4.43 (4.07) [0, 16]	4.48 (4.07) [0, 13]	0.99	4.44 (4.05) [0, 16]

One way analysis of variance