Table 1: Pre-laser characteristics.

n %/mean SD min max
Number of eyes Age 119 62.0 12.0 23.0 89.0
Sex
F 59 49.6
M 60 50.4
Side
R 65 54.6
L 54 45.4
Open Angle Glaucoma type
Primary 105 88.2
Pigmentary 5 4.3
Pseudo-exfoliative 1 0.9
Post-traumatic or post-surgical 4 3.4
Corticosteroid induced 4 3.4
Pigmentation of the irido-corneal angle
0 2 3.8
1 11 21.2
2 27 51.9
3 9 17.3
4 3 5.8
Pachymetry 542.0 (μm) 43.7 410.0 630.0
Number of filtration surgery interventions pre-laser
0 109 91.6
1 7 5.9
2 2 1.7
3 1 0.8
Average number of topical treatments pre-laser 2.3 (molecules) 1.0 0.0 4.0
IOP pre-laser 20.0 (mmHg) 5.0 11.0 42.0
Mean follow-up period 10.7 (months) 3.1