From: Stratification of phaco-trabectome surgery results using a glaucoma severity index in a retrospective analysis
GIa1
GI2
GI3
GI4
Baseline
0.34 ± 0.31
0.41 ± 0.36
0.35 ± 0.35
0.54 ± 0.62
12 Month
0.11 ± 0.17
0.09 ± 0.19
0.16 ± 0.26
0.27 ± 0.46
p-value
p < 0.01*