Table 1 Patient demographics and characteristics according to ERβ expression
|  | ERb High (> = 40%) N (%*) | ERb Low (< 40%) N (%*) | p -value Chi sq |
|---|---|---|---|
Total Patients | |||
 Total | 81 | 75 |  < 0.00001 |
 PMCC | 51 (63) | 19 (25) | |
 WA | 30 (37) | 56 (75) | |
Age | |||
 Median age | 62 | 56 | 0.0073 |
 <  = 50 | 14 (17) | 30 (40) | |
 > 50–70 | 44 (54) | 28 (37) | |
 > 70 | 23 (28) | 17 (23) | |
Grade | |||
 1 | 0 (0) | 0 (0) | 0.659 |
 2 | 4 (5) | 5 (7) | |
 3 | 77 (95) | 70 (93) | |
Tumour Size | |||
 Median size | 25 | 25 | 0.613 |
 T1 (1–19) | 30 (37) | 24 (32) | |
 T2 (20–49) | 45 (56) | 46 (61) | |
 T3 (50–99) | 5 (6) | 3 (4) | |
 T4 (100 +) | 0 (0) | 0 (0) | |
 unknown | 1 (1) | 2 (3) | |
LN status | |||
 NO | 27 (33) | 27 (36) | 0.947 |
 N1 +  | 44 (64) | 43 (57) | |
 unknown | 10 (12) | 5 (7) | |
Stage | |||
 1A | 22 (27) | 19 (25) | 0.931 |
 IIA | 30 (37) | 28 (37) | |
 IIB | 12 (15) | 14 (19) | |
 III/IV | 13 (16) | 11 (15) | |
 Unknown | 4 (5) | 3 (4) | |
Recurrence | |||
 No | 47 (58) | 54 (72) | 0.089 |
 Yes | 34 (42) | 21 (28) | |
Mortality | |||
 Yes (Death) | 29 (36) | 25 (33) | 0.834 |
 No (Alive) | 52 (64) | 50 (67) | |