MIB-1 index and the expression of ER and PR in benign and malignant endometrial epithelium according to histological diagnosis and tamoxifen use
| Mean (SD) MIB-1 index | ER positive n (%) | PR positive n (%) | |
|---|---|---|---|
| *Tamoxifen v no tamoxifen: p<0.05; †benign v malignant epithelium in tamoxifen users: p<0.05; ‡benign v malignant epithelium in non-users: p<0.05. | |||
| ER, oestrogen receptor; PR, progesterone receptor. | |||
| Benign endometrium | |||
| (I) Tamoxifen | 12.7 (13.2)*† | 34 (97)† | 34 (97) |
| (II) No tamoxifen | 1.7 (1.8)‡ | 22 (92) | 21 (88) |
| Endometrial carcinoma | |||
| (III) Tamoxifen | 31.8 (23.8) | 9 (60)* | 11 (73) |
| (IV) No tamoxifen | 34.8 (17.5) | 44 (88) | 40 (80) |