Effect of Preoperative Intravitreal Bevacizumab on the Surgical Outcome of Neovascular Glaucoma at Different Stages

Table 3

Success rates (%) after Ahmed glaucoma valve implantation in the 2 groups for total participants and subgroups according to extent of peripheral anterior synechiae.

Total ( eyes)	IVB group	Control	value
PO 1 year	80 (36/45)	64 (16/25)	0.142
Final visits	78 (35/45)	56 (14/25)	0.057
PAS less than 50% ( eyes)	IVB group	Control	value
PO 1 year	89 (31/35)	64 (7/11)	0.057
Final visits	86 (30/35)	64 (7/11)	0.107
PAS more than 50% ( eyes)	IVB group	Control	value
PO 1 year	50 (5/10)	64 (9/14)	0.678
Final visits	50 (5/10)	50 (7/14)	1.000

IVB = intravitreal bevacizumab; PO = postoperative; PAS = peripheral anterior synechiae.