Table 5.

Family history of patients with fibromyalgia syndrome and small fiber neuropathy.

	FMS	SFN	P
Chronic pain (eg, migraine, joint/back pain, FMS, and rheumatoid arthritis)	78/158 (49.4%)	17/53 (32.1%)	<0.05
Neurological diseases (eg, multiple sclerosis, epilepsy, Parkinson disease, polyneuropathy, and dementia)	26/158 (16.5%)	22/53 (41.5%)	<0.001
Mental disorders (eg, depression, bipolar disorder, schizophrenia, drug or alcohol abuse, and psychosis)	30/158 (19.0%)	3/53 (5.7%)	<0.05

FMS, fibromyalgia syndrome; SFN, small fiber neuropathy.