Table 2. IOP measurements and medications.

Parameters	GDI	CPC	P
Preop. IOP (mm Hg)	34.4±11.6	35.3±6.0	0.79
Postop. IOP (mm Hg)	19.9±8.2	24.9±9.7	0.41
P	0.003	0.006
Preop. medications	3.2±0.9	2.5±1.2	0.17
Postop. medications	1.3±1.3	1.0±1.5	0.59
P	0.001	0.03

Significant reduced IOP values and number of anti-glaucoma medications were recorded after both glaucoma procedures. IOP: Intraocular pressure; GDI: Glaucoma drainage device implantation; CPC: Cyclophotocoagulation; Preop.: Pre-operation; Postop.: Post-operation.

mean±SD