Table 1 CSF white cell counts (WCC) and cytology results in MOG-IgG-positive EM. WCC in the various subgroups are reported as medians; ranges and total sample numbers are given in brackets

 Pleocytosis

Samples

56/103 (54.4%)

53/91 (58.2%)

3/11 (27.3%)

24/29 (82.8%)

5/26 (19.2%)

24/36 (66.7%)

 WCC, all samples

Cells/μl

11.5 (0–256; 102)

14 (0–256; 91)

4 (0–35; 11)

41 (2–256; 29)

2 (0–18; 25)

22 (0–179; 36)

 WCC, if elevated

Cells/μl

40 (6–256; 56)

42 (6–256; 53)

23 (18–35; 3)

70.5 (13–256; 24)

10 (6–18; 5)

44.5 (9–179; 24)

 WCC, ≥ 100

Samples

11/103 (10.7%)

11/91 (12.1%)

0/11 (0%)

9/29 (31%)

0/26 (0%)

2/36 (5.6%)

 WCC, ≥ 100

Cells/μl

179 (103–256; 11)

179 (103–256; 11)

n.a. (n.a.; 0)

179 (103–256; 9)

n.a. (n.a; 0)

176 (173–179; 2)

 Lymphocytes

Samples

45/45 (100%)

43/43 (100%)

2/2 (100%)

20/20 (100%)

11/11 (100%)

12/12 (100%)

 Monocytes

Samples

35/45 (77.8%)

34/43 (79.1%)

1/2 (50%)

15/20 (75%)

7/11 (63.6%)

12/12 (100%)

 Neutrophils

Samples

32/45 (71.1%)

31/43 (72.1%)

1/2 (50%)

15/20 (75%)

5/11 (45.5%)

11/12 (91.7%)

 Eosinophils

Samples

3/45 (6.7%)

3/43 (7%)

0/2 (0%)

2/20 (10%)

0/11 (0%)

1/12 (8.3%)

 Basophils

Samples

2/45 (4.4%)

2/43 (4.7%)

0/2 (0%)

1/20 (5%)

1/11 (9.1%)

0/12 (0%)

 Plasma cells

Samples

2/45 (4.4%)

2/43 (4.7%)

0/2 (0%)

1/20 (5%)

0/11 (0%)

1/12 (8.3%)

 Lymphoid cells

Samples

3/45 (6.7%)

3/43 (7%)

0/2 (0%)

2/20 (10%)

1/11 (9.1%)

0/12 (0%)

 Macrophages

Samples

3/45 (6.7%)

3/43 (7%)

0/2 (0%)

1/20 (5%)

2/11 (18.2%)

0/12 (0%)

 No pleocytosis

Samples

47/103 (45.6%)

38/91 (41.8%)

8/11 (72.7%)

5/29 (17.2%)

21/26 (80.8%)

12/36 (33.3%)