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Table 1 Summarizes the changes that normalization of CSF pressure induced on several morphometric and DTI measurements

From: The effect of CSF drain on the optic nerve in idiopathic intracranial hypertension

Ā 

Pre-LP

Post-LP

Significance

CSF opening pressure [cm H2O]

28.50 [26.00; 43.00]

12.00 [7.00; 17.00]

pĀ <ā€‰0.0001

FA

0.309 [0.271; 0.354]

0.259 [0.218; 0.339]

pĀ =ā€‰0.038

MD

0.0012 [0.0001; 0.0013]

0.0013 [0.0001; 0.0014]

pĀ =ā€‰0.382

ON diameter [mm]

2.95 [2.70; 3.00]

3.00 [2.80; 3.20]

pĀ =ā€‰0.130

ONS diameter [mm]

5.00 [4.50; 6.90]

4.95 [4.50; 7.40]

pĀ =ā€‰0.798

T2 [ms]

90.89 [59.00; 211.41]

114.44 [89.25; 177.81]

pĀ =ā€‰0.310

  1. Data are expressed as median with 5th and 95th percentile. Statistical analysis was performed using the non-parametric Mann-Whitney U-Test and significance was assumed at pĀ <ā€‰0.05