Clinical Study
Ahmed Glaucoma Valve Implantation for Refractory Glaucoma in a Tertiary Hospital in Brazil
Figure 2
Percentage of success after Ahmed Glaucoma Valve implantation in patients with and without the occurrence of the early hypertensive phase during follow-up, using failure definition of intraocular pressure greater than 18 mmHg and less than 5 mmHg. Univariate analysis showed that early hypertensive phase was a risk factor for failure ().