From: Comparative study on optic disc features of premature infants and full‐term newborns
Premature baby | Full-term newborn | |
---|---|---|
Number of cases (eye) | 60 | 60 |
Disc longitudinal diameter (mm) | 1.43 ± 0.00 | 1.42 ± 0.11 |
Optic disc transverse diameter(mm) | 1.11 ± 0.04 | 1.13 ± 0.05 |
Vertical diameter / transverse diameter | 1.29 ± 0.01 | 1.27 ± 0.01 |
Average diameter of the optic disc (mm) | 1.27 ± 0.02 | 1.27 ± 0.08 |
Depending on the longitudinal diameter of the cup (mm) | 0.44 ± 0.01 | 0.44 ± 0.03 |
Sight cup diameter (mm) | 0.40 ± 0.01 | 0.40 ± 0.05 |
C/D (vertical) | 0.31 ± 0.01 | 0.31 ± 0.05 |
C/D (horizontal) | 0.36 ± 0.01 | 0.35 ± 0.03 |