Comparative analysis of conventional ultrasound and shear wave elastography features in primary breast diffuse large B-cell lymphoma

Table 5 Overall survival and progression-free survival of primary breast diffuse large B-cell lymphoma patients according to the mean elasticity value of primary breast diffuse large B-cell lymphoma lesions

Time (mo)	High-stiffness group OS (%)	High-stiffness group PFS (%)	Low-stiffness group OS (%)	Low-stiffness group PFS (%)
0	100	100	100	100
6	87.5	75	93.8	87.5
12	75	62.5	87.5	81.3
18	62.5	50	81.3	75
24	50	37.5	75	68.8
30	37.5	25	68.8	62.5
36	25	12.5	62.5	56.3
42	12.5	0	56.3	50
48	0	NA	50	43.8
54	NA	NA	43.8	NA
60	NA	NA	NA	NA

OS: Overall survival; PFS: Progression-free survival; NA: Not available.