Skip to main content
. 2013 Apr;34(4):752–757. doi: 10.3174/ajnr.A3308

Table 2:

FSL-FIRST measures of hippocampal asymmetrya

Hippocampal Asymmetry
25th Percentile 50th Percentile 75th Percentile 90th Percentile
FSL-FIRST 3.1% (2.9%–3.4%) 6.9% (6.5%–7.2%) 11.7% (11.3%–12.4%) 17.9% (17.0%–19.1%)
FreeSurfer 1.5% (1.4%–1.6%) 3.3% (3.1%–3.5%) 5.7% (5.4%–5.9%) 8.5% (8.3%–9%)
a

Asymmetry defined by the absolute difference in left to right hippocampal volumes with respect to the volume of the larger side. Numbers in parentheses are 95% CIs.