Table 2.
Visual Acuity and Retinal Nerve Fiber Layer Thickness Outcomes in Eyes
| Optic Pathway Glioma Patients, Normal Visiona (N=48) | Optic Pathway Glioma Patients, Abnormal Visionb (N=41) | Healthy Control (N=28) | |
|---|---|---|---|
| High Contrastc | −0.0/0.0 | 0.6/0.3 | −0.1/−0.1 |
| Visual Acuity | (−0.1–0.1) | (−0.1–1.5) | (−0.1–0) |
| Low Contrastc | 0.3/0.3 | 0.8/0.7 | 0.2/0.2 |
| Letter Acuity (5.0%) | (0.1–0.5) | (0.1–1.1) | (0.0–0.4) |
| Low Contrastc | 0.4/0.4 | 0.9/0.9 | 0.3/0.3 |
| Letter Acuity (2.5%) | (0.2–0.6) | (0.3–1.1) | (0.1–0.4) |
| Low Contrastc | 0.6/0.6 | 1.0/1.1 | 0.5/0.5 |
| Letter Acuity (1.25%) | (0.4–1.0) | (0.1–1.1) | (0.3–0.8) |
| Mean RNFLd (microns) | 101/101 (45–159) | 60/56 (32–120) | 113/110 (85–155) |
a
Patient eyes with a normal high contrast visual acuity (logMAR ≤ 0.1) and normal visual fields.
b
Includes patients with abnormal VA/normal VF, normal VA/abnormal VF or abnormal VA/abnormal VF.
c
Mean/median logMAR and range in parenthesis.
d
Mean/median RNFL thickness and range in parenthesis.