. Author manuscript; available in PMC: 2008 Mar 1.

Published in final edited form as: Ophthalmology. 2006 Nov 21;114(3):480–487. doi: 10.1016/j.ophtha.2006.08.009

Table 2.

Number of Points, Defect Size, and Depth on the Pattern Deviation Plot for the Swedish Interactive Thresholding Algorithm (SITA)-Defined Visual Field Defect Group

	SITA	Matrix	P
Number of normal Test Locations	1855 (71.3%)	2017 (77.6%)	0.06^*
Number of abnormal test locations	745 (28.7%)	583 (22.4%)	0.001^*
P<5%	216 (8.3%)	170 (6.5%)	0.03^*
P<2%	106 (4.1%)	68 (2.6%)	0.003^*
P<1%	108 (4.2%)	50 (1.9%)	0.0005^*
P<0.5%	315 (12.1%)	295 (11.4%)	0.63^*
Mean defect size	14.9 ± 9.5	11.7 ± 9.7	0.005^†
Mean defect depth (dB)	21.71 ± 6.65	14.96 ± 6.04	<0.001^†

Wilcoxon’s nonparametric t-test.

^†

Paired t-test.