Table 1

Antibody testing in MMN

IgM antibodyFrequency versus controls* (p value)Sensitivity (%)Specificity (%)Positive predictive value (%)Negative predictive value (%)
GM1<0.0000148936686
GM1(1:2560)<0.0000128998583
GM20.128985079
NS6S0.05323903981
Galactocerebroside0.00255733685
GM1/GalC<0.0000175855992
GM1/GalC (1:2560)<0.0000160926789
GM1/GalC (1:5120)<0.0000140998985
  • Italics indicate that data refer to serum dilutions different from the other data.

  • *Fisher exact test, two-tailed.

  • MMN, multifocal motor neuropathy.