Comparison of ExPress Implantation and Partial Deep Sclerectomy Combined with ExPress Implantation and Simultaneous Phacoemulsification

Table 5

Amount of hypotensive drugs in the Ex-Press device implantation (ExPress) and Mermoud’s ExPress modification (DS-ExPress) groups at 2 years after surgery.

Name of the procedure		Number of medications 2 years after surgery					Total
		Pre-op	1	2	3	4
ExPress	N	7	4	6	5	2	24
	%	29.2	16.7	25.0	20.8	8.3	100.0
DS-ExPress	N	29	6	5	2	2	44
	%	65.9	13.6	11.4	4.5	4.5	100.0
Total	N	36	10	11	7	4	68
	%	52.9	14.7	16.2	10.3	5.9	100.0
	0.004		>0.05	>0.05	>0.05	>0.05

Pre-op: before operation. Mann–Whitney’s U test.