Table 2.

Demographic information on study population.

Condition	MS	MS-TN	HC
Age (y)	54.37 ± 9.10	55.38 ± 9.88	55.38 ± 9.88
Sex	F = 47, M = 28	F = 45, M = 32	F = 45, M = 32
Types of MS	RR = 47, PP = 18, SP = 8, N/A = 2	RR = 35, PP = 23, SP = 11, N/A = 8	N/A
Duration of MS (y)	16.69 ± 9.52	16.44 ± 9.98	16.44 ± 9.98
Duration of TN pain (y) (MS-TN only)	N/A	5.39 ± 4.60	N/A
Side of pain (MS-TN only)	N/A	L = 36; R = 37; Bilateral = 4	N/A

HC, healthy control, MS, multiple sclerosis; PP, primary progressive; RR, relapsing–remitting; SP, secondary progressive; TN, trigeminal neuralgia.