Table 10 Areas of the midbrain and pons at the aqueductal sagittal plane relative to total brainstem area.

From: MRI imaging characteristics of brainstem and midbrain aqueduct in patients with iNPH

Group

Midbrain ratio

t-value

P-value

Paired t-value

Paired P-value

Patients with iNPH

0.156 ± 0.026

43.131

< 0.001

−5.668

< 0.001

Healthy subjects

0.207 ± 0.035

32.441

< 0.001

Group

Pons ratio

t-value

P-value

Paired t-value

Paired P-value

Patients with iNPH

0.844 ± 0.026

231.629

< 0.001

5.992

< 0.001

Healthy subjects

0.791 ± 0.037

116.500

< 0.001