Table 4.

Distribution of the percentage reduction in IOP for the stand-alone group

	Frequency	Percentage	Cumulative percentage
No reduction	0	0.00	0.00
<10% of reduction	1	2.56	2.56
≥10 and <15% of reduction	2	5.13	7.69
≥15 and <20% of reduction	4	10.26	17.95
≥20 and <25% of reduction	5	12.82	30.77
≥25 and <30% of reduction	5	12.82	43.59
≥30 and <35% of reduction	4	10.26	53.85
≥35 and <40% of reduction	6	15.38	69.23
≥40%	12	30.77	100.00