Correction to: Scientific Reports https://doi.org/10.1038/s41598-018-33158-8, published online 04 October 2018 In Figure 5, the values for the PMS subgroup are duplicated in both 5a and 5b. The correct Figure 5 appears below as Figure 1. Figure 1 Quotient of glial fibrillary acidic protein (GFAP) and neurofilaments light (NfL) in cerebrospinal fluid (CSF) and serum in progressive multiple sclerosis patients (PMS) compared to relapsing-remitting multiple sclerosis (RRMS). n.s.: not significant.