Table 1.

Demographic and preoperative ocular characteristics

Variable	N = 62 eyes of 42 subjects
Age at time of surgery (years)	71.92 ± 7.45
Gender (male: female)	24: 38
Eye (OD: OS)	29: 33
History of selective laser trabeculoplasty % (n)	23% (14)
Central corneal thickness (μm)	542.64 ± 39.76
Intraocular pressure (mmHg)	15.82 ± 2.94
Glaucoma medications	1.50 ± 1.28
Corrected distance visual acuity (logMar)	0.17 ± 0.21
Cup-to-disc ratio	0.71 ± 0.14
Visual field—mean deviation (dB)	− 5.62 ± 5.16
Visual field—pattern standard deviation (dB)	4.76 ± 2.98
Retinal nerve fiber layer thickness (μm)	76.94 ± 13.09

Mean ± standard deviations are presented, where applicable