From: Iron deposition in multiple sclerosis: overall load or distribution alteration?
 | MS patients (n= 500 ROIs) | HC (n= 500 ROIs) | P0 | P1 | P2 | P3 | |||
---|---|---|---|---|---|---|---|---|---|
Total | Benign | Aggressive | Naive | ||||||
Brain volume in cm3 a | 1,903 | 1,909 | 1,887 | 1,911 | 2,075 | 0.047* | 0.924 | 0.995 | 0.789 |
Global iron load in ppb, medianb | -4.2808 | -4.1009 | -4.6923 | -4.1983 | -2.9640 | 0.647 | 0.450 | 0.940 | 0.545 |
Iron load ppb in cm3b | -20.994 | -0.7859 | -32.011 | -28.164 | -14.577 | 0.660 | 0.227 | 0.247 | 0.661 |
Regional iron load in ppbb | |||||||||
 – Basal ganglia | 0.011 | 0.009 | 0.013 | 0.009 | 0.008 | 0.442 | 0.042* | 0.439 | 0.392 |
 – Thalami | -0.002 | -0.002 | -0.003 | -0.001 | -0.001 | 0.550 | 0.552 | 0.552 | 0.989 |
 – NAWM | -0.007 | -0.005 | -0.009 | -0.007 | -0.012 | 0.031* | 0.291 | 0.414 | 0.787 |
 – MS lesions | -0.029 | -0.004 | -0.003 | -0.041 | 0.004 | < 0.001* | 0.225 | 0.037* | 0.249 |
  – Periventricular | -0.027 | 0.009 | -0.010 | -0.044 | 0.009 | 0.001* | 0.301 | 0.004* | 0.061 |
  – Juxtacortical | -0.033 | -0.063 | -0.012 | -0.043 | 0.013 | 0.017* | 0.576 | 0.945 | 0.475 |
  – Infratentorial | -0.059 | -0.070 | -0.097 | -0.016 | -0.035 | 0.419 | 0.440 | 0.465 | 0.083 |
P4 | <0.001* | 0.025* | 0.001* | < 0.001* | <0.001* | Â | |||
P5 | 0.070 | 0.147 | 0.032* | 0.417 | 0.169 |