Previous studies of oestrogen receptor on core biopsy
| Study | Tumours (n) | Core negative, excision positive | Core positive, excision negative | Overall discrepancy rate (%) | Cut-off value for oestrogen receptor-positive |
|---|---|---|---|---|---|
| n, Number of tumours. | |||||
| *Post chemotherapy. | |||||
| Railo et al, 199616 | 70 | 6 | 2 | 11 | 10% |
| Di Loretto et al, 199617 | 33 | 1 | 2 | 9 | 20% |
| Zidan 199718 | 26 | 0 | 2 | 8 | H score 50 |
| Gotzinger et al, 199819 | 103 | 1 | 2 | 3 | No details |
| Jacobs et al, 199820 | 54 | 0 | 0 | 0 | 10% |
| Mayer et al, 199921 | 35 | No details | No details | 3 | >0% |
| Connor et al, 200222 | 44 | 1 | 0 | 2 | 10% |
| Taucher et al, 200323 | 180 | 7 | 10 | 9 | 10% |
| Taucher et al, 200323* | 191 | 14 | 13 | 14 | 10% |
| Harris et al, 200424 | 95 | No details | No details | 5 | No details |
| Badoual et al, 200525 | 103 | 3 | 7 | 10 | 10% |
| Cavaliere et al, 200526 | 68 | No details | No details | 38 | 10% |
| Mann et al, 200515 | 100 | 1 | 13 | 14 | 10% |
| Present study | 338 | 1 | 3 | 1 | H score 10 |