Table 5.

Results of multivariate logistic regression analysis for clinicoradiologic and pathologic factors

Variable	Mean ± SD	Emax			Emean			Eratio			SD
β coefficient	p	Mean ± SD	β coefficient	p	Mean ± SD	β coefficient	p	Mean ± SD	β coefficient	p
Age	169.16 ± 70.30	0.97 ± 0.58	0.097	131.17 ± 52.76	0.89 ± 0.46	0.055	8.00 ± 8.16	0.08 ± 0.08	0.318	23.60 ± 19.45	0.12 ± 0.17	0.489
Symptom
Absent	135.20 ± 59.32	0		108.89 ± 47.62	0		6.11 ± 4.10	0		16.66 ± 12.55	0
Ppresent	199.59 ± 64.56	46.05 ± 15.06	0.003	151.48 ± 49.20	28.91 ± 11.94	0.018	9.93 ± 10.53	0.37 ± 1.97	0.851	30.24 ± 22.76	8.68 ± 4.36	0.050
Ultrasound size	169.16 ± 70.30	2.12 ± 1.08	0.055	131.17 ± 52.76	1.85 ± 0.86	0.035	8.00 ± 8.16	0.30 ± 0.14	0.035	23.60 ± 19.45	0.49 ± 0.31	0.123
Pathologic size	169.16 ± 70.30	0.07 ± 0.44	0.878	131.17 ± 52.76	−0.18 ± 0.35	0.612	8.00 ± 8.16	−0.09 ± 0.06	0.121	23.60 ± 19.45	0.11 ± 0.13	0.388
LVI
Negative	164.21 ± 70.53	0		129.12 ± 54.55	0		7.54 ± 6.11	0		21.21 ± 15.84	0
Positive	222.20 ± 42.31	19.16 ± 24.73	0.441	153.10 ± 16.31	−4.54 ± 19.62	0.818	12.96 ± 20.19	2.15 ± 3.23	0.507	49.20 ± 34.28	19.13 ± 7.17	0.009

 E_max, max elasticity; E_mean, mean elasticity; E_ratio, elasticity ratio; LVI, lymphovascular invasion; SD, standard deviation.

p-values < 0.05 were considered statistically significant