Free Light Chains and Intrathecal B Cells Activity in Multiple Sclerosis: A Prospective Study and Meta-Analysis

Table 1

Characteristics of the patient groups.

	All ( = 100)	Subgroup
Group 1: MS	34 (34)
Group 2: CIS	22 (22)
Group 3: Other inflammatory diseases	23 (23)
Dysimmune leukoencephalopathy		10 (43.5)
Meningitis, encephalitis		2 (8.6)
Cranial neuritis		3 (13.0)
Polyneuropathy		5 (21.7)
Vasculitis		1 (4.3)
Behcet’s disease		1 (4.3)
Neuromyelitis optica		1 (4.3)
Group 4: Noninflammatory diseases	21 (21)
Neurodegenerative diseases		6 (28.6)
Cerebrovascular diseases		4 (19.0)
Neoplastic diseases		3 (14.3)
Metabolic encephalopathy		6 (28.6)
Migraine		1 (4.8)
Psychiatric disorders		1 (4.8)

as number (%) of all patients.
as number (%) of the rows’ total.