A Comparison of Endothelial Cell Loss in Combined Cataract and MIGS (Hydrus) Procedure to Phacoemulsification Alone: 6-Month Results

Table 3

Statistical analysis of the differences between pre- and postoperative data for the three groups (CD: cell density; SD: standard deviation; CV: coefficient of variation; 6A: hexagonality coefficient).

Group	Parameters	CD	SD	CV	6A
1 versus 2A	-test	1.306	1.587	0.133	1.846
	value	0.199	0.12	0.895	0.072
1 versus 2B	-test	0.792	0.427	0.513	3.661
	value	0.432	0.671	0.610	0.001
2A versus 2B	-test	0.743	1.38	0.579	1.557
	value	0.461	0.175	0.566	0.127