Table 5.

The Prevalence of Various Neurogenic Pain Symptoms Preoperatively

	Type A, n = 20	Type B1, n = 7	Type B2, n = 5	Type B3, n = 12	P
Headache, n (%)	14 (70)	6 (86)	4 (80)	10 (83)	0.42
Neck pain, n (%)	18 (90)	4 (57)	3 (60)	7 (58)	0.02*
Shoulder pain, n (%)	15 (75)	4 (57)	3 (60)	7 (58)	0.99
Arm pain, n (%)	15 (75)	6 (86)	3 (60)	10 (83)	0.25
Hand pain, n (%)	15 (75)	7 (100)	3 (60)	10 (83)	0.25
Neck stiffness, n (%)	13 (65)	3 (43)	2 (40)	6 (50)	0.46
Pain in excertion, n (%)	15 (75)	7 (100)	3 (60)	10 (83)	0.39