Clinicopathological features | n | B2M expression | P value | |
---|---|---|---|---|
Positive n (%) | Negative n (%) | |||
Age at diagnosis | ||||
≤45 | 41 | 32 (78.05) | 9 (21.95) | 0.567 |
>45 | 67 | 49 (73.13) | 18 (26.87) | |
Primary tumour size | ||||
≤2 cm | 7 | 6 (85.71) | 1 (14.29) | 0.498 |
>2 cm | 101 | 75 (74.26) | 26 (25.74) | |
Benign tumour | ||||
Serous | 16 | 12 (68.75) | 4 (31.25) | 0.326a |
Mucinous | 18 | 9 (88.24) | 9 (11.76) | |
Endometrioid | 4 | 2 (50.00) | 2 50.00) | |
Borderline tumour | ||||
Serous | 14 | 10 (71.43) | 4 (28.57) | 0.191b |
Mucinous | 21 | 19 (90.48) | 2 (9.52) | |
Clear cell | 1 | 1 (100) | 0 | |
Endometrioid | 1 | 1 (100) | 0 | |
Transitional cell | 1 | 1 (100) | 0 | |
Malignant tumour | >0.999c | |||
Serous | ||||
High-grade | 12 | 11 (91.67) | 1 (8.33) | 0.083d |
Low-grade | 6 | 3 (50.00) | 3 (50.00) | |
Mucinous | 5 | 4 (80.00) | 1 (20.00) | |
Clear cell | 7 | 5 (71.43) | 2 (28.57) | |
Endometrioid | 1 | 1 (100) | 0 | |
Transitional cell | 1 | 1 (100) | 0 |