Table 3 CSF levels and corresponding indices in patients with MS expressed as median (interquartile range)

CSF levels and indicesAll subjectsRR, n = 20SP, n = 21PP, n = 10
RR = relapsing remitting; SP = secondary progressive; PP = primary progressive; NfL = neurofilament–L protein; ND = not detectable; NfH = neurofilament–H protein; Anti = antibodies; IgG = immunoglobulin G.
NfL, ng/mLNDNDNDND
NfH, ng/mL0.05 (0.02–0.15)0.07 (0.02–0.15)0.04 (0.02–0.17)0.09 (0.02–0.13)
Anti-NfH index0.29 (0.22–0.37)0.28 (0.23–0.36)0.35 (0.23–0.37)0.23 (0.17–0.37)
Anti-NfL index0.21 (0.16–0.31)0.20 (0.14–0.27)0.24 (0.17–0.33)0.22 (0.17–0.27)
IgG index0.79 (0.62–1.2)1.2 (0.61–1.5)0.78 (0.65–1.2)0.75 (0.66–1.2)