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Table 1 Epidemiological findings

From: Pattern II and pattern III MS are entities distinct from pattern I MS: evidence from cerebrospinal fluid analysis

  Units Pattern I MS Patterns II + III MS Pattern II MS Pattern III MS AQP4-Ab+ NMO [48]
Patients N 10 23 16 7 89
Samples N 19 49 30 19 211
Age at first LP Years 30 (13–47) 36 (20–63) 35 (20–51) 38 (26–63) 39.5 (14–79)
Sex ratio m:f 1:1 1:2.3 1:2.2 1:2.5 1:12.1
  1. LP lumbar puncture, m male, f female
  2. Results in AQP4-IgG-positive NMO as observed in a previous study [48] are given in the last column for comparison. Note the marked difference in the sex ratios between pattern II MS and NMO. Years are given as median and range