Table 5.

Postoperative mean intraocular pressure, number of bleb-needling procedures performed, and reduction of glaucoma medications (from baseline) at 1 year

Variables	Overall	Low GMII (< 80)	High GMII (≥ 80)	P
Number of eyes	49	16	33	–
Baseline IOP (mmHg)	22.94 ± 7.52	21.75 ± 6.67	23.52 ± 7.93	0.45
Baseline medications (n)	3.45 ± 0.79	3.25 ± 0.93	3.55 ± 0.71	0.22
IOP at 1-year (mmHg)	16.39 ± 5.06	14.19 ± 3.73	17.45 ± 5.32	0.03*
Medications at 1-year (n)	1.41 ± 1.80	0.44 ± 1.03	1.88 ± 1.92	< 0.01**
Medication reduction from baseline (n)	2.04 ± 1.70	2.81 ± 1.47	1.67 ± 1.69	0.02*
Bleb-needling procedures (n)	0.35 ± 0.88	0.06 ± 0.25	0.48 ± 1.03	0.03*

Values in table are presented as the mean ± SD