Table 1.

Demographic and clinical characteristics of included patients.

	Patients	EUS positive	EUS negative	p
Number	214	168	46
M:F	116:98	93:75	23:23
Age (range)	49.6 ± 13.8	49.7 ± 13.9	49.2 ± 13.4	ns
Symptoms duration	2.4 ± 1.1	2.4 ± 1	2.6 ± 1.1	ns
VAS at rest	1.8 ± 1.1	1.8 ± 1.1	1.7 ± 1.1	ns
VAS during activities	2.6 ± 0.8	2.7 ± 0.9	2.6 ± 0.8	ns