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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: AJR Am J Roentgenol. 2013 Aug;201(2):412–418. doi: 10.2214/AJR.12.9638

Table 1.

Differences in demographic, clinical, and MRI findings among visual outcome groups

Group 1 Group 2 Group 2
N No Vision Loss
(N=28)
Some Vision Loss
(N=10)
Severe Vision Loss
(N=8)
P
Demographic and Clinical Findings
Age (Years) 46 31.8 (26.2–39.7) 30.6 (27.8–43.7) 21.5 (20.1–27.4) 0.03
Gender (Male) 46 11% (3) 0% (0) 12% (1) 0.61
Race (Non-Black) 46 57% (16) 30% (3) 38% (3) 0.32
Body Mass Index 44 39.4 (34.9–42.7) 37.9 (34.4–41.0) 33.3 (30.4–39.0) 0.45
OP (cm H2O) 46 31.0 (29.0–37.3) 31.4 (28.3–36.9) 48.5 (39.5–55.3) 0.04
Frequency of Orbital Findings on MRI
ON Head Protrusion 46 57% (16) 70% (7) 50% (4) 0.77
ON Head Enhancement 42 28% (7) 10% (1) 43% (3) 0.33
Scleral Flattening 46 82% (23) 80% (8) 100% (8) 0.61
Increased Perioptic CSF 46 89% (25) 80% (8) 100% (8) 0.54
ON Tortuosity 46 57% (16) 70% (7) 50% (4) 0.77
Osseous and Venous Findings on MRI
Pituitary Grade
 1 46 4% (1) 0% (0) 12% (1) 0.29
 2 11% (3) 20% (2) 12% (1)
 3 32% (9) 10% (1) 38% (3)
 4 46% (13) 50% (5) 38% (3)
 5 7% (2) 20% (2) 0% (0)
Optic Canal Width (mm) 46 4.0 (3.7–4.1) 3.6 (3.5–4.0) 3.9 (3.7–4.0) 0.27
Cephaloceles 46 21% (6) 50% (5) 0% (0) 0.04
TSS on MRV 46 96% (27) 90% (9) 100% (8) 0.64

Continuous data are listed as median (25th percentile–75th percentile). Categorical data are listed as percentage (frequency). Data analysis assessed associations with the Fisher exact test for categorical data and the Spearman correlation for data with continuous outcomes.