Table 1: Epidemiologic characteristics of the study patients.
| NTG Group | POAG Group | All | |
| Number of patients | 3 | 6 | 9 |
| Number of eyes | 4 | 12 | 16 |
| Age (years) | 61 | 67.2 | 65.11 |
| Gender | 3 males | 1 male, 5 females | 4 males/5 females |
| Hypertension | 3/3 | 6/6 | 9/9 |
| Number of glaucoma medications* | 2.42 | 2.6 | 2.5 |
*Some patients had filtration surgery and/or laser trabeculoplasty
NTG: Normal Tension Glaucoma, POAG: Primary Open Angle Glaucoma