Table 1

Characteristics of the patients at baseline

TrabeculectomyControlsp Value
No of eyes1510
Mean age (years)64.5 (5.14)63.3 (4.11)NS*
Gender (male/female)10/56/4NS**
Mean intraocular pressure (mm Hg)25.1 (3.21)15.7 (1.85)<0.001**
No of drugs3.2 (0.56)2.0 (0.81)<0.001***
Mean defect6.34 (2.45)9.47 (3.12)<0.001**
  • *t test for independent samples.

  • **χ2 test.

  • ***Mann–Whitney test.

  • NS, not significant.