Table 2.

Change in morphological characteristics during follow up*

Characteristics	No (%)	% change
Vertical cup to disc ratio†	9 (23.1)	6.51 (2.0)
Neural rim area to disc area ratio†	14 (35.9)	−24.44 (22.5)
Number of pores	14 (35.9)
Mean pore area to disc area ratio†	19 (48.7)	−6.53 (1.4)
Total pore area to disc area ratio†	0	-
Pore shape
Circular to oval	1 (2.6)
Oval to striate	3 (7.7)

*All data are given as the number (%) of eyes or mean (SD).

†Data are given if change is at least 5% during the study period.