Summary of samples from ALS patients (ALS) categorized according to MFO and from non-ALS patients (Non-ALS).

<p>ALS<12 m: the time from ALS onset to diagnosis was less than 12 months; AL≥12 m: the time from ALS onset to diagnosis was equal to or more than 12 months</p><p>* indicates a significant difference (p<0.01) in the IFN-γ levels between ALS and Non-ALS.</p><p># indicates a significant difference (p<0.01) in the CSF IFN-γ levels between the ALS≥12 m and ALS<12 m subgroups.</p><p>+ indicates a significant difference (p<0.01) in the CSF IFN-γ levels in the ALS≥12 m subgroup compared with either the serum IFN-γ level in the ALS<12 m subgroup or the serum IFN-γ levels in the ALS≥12 m subgroup; mean±se.</p><p>Summary of samples from ALS patients (ALS) categorized according to MFO and from non-ALS patients (Non-ALS).