Table 5.
Overall agreement where data allow for coding of 12 site specific histologies in participants of the Million Women Study
| NHSBSP | |||||||||||||
| Invasive ductal | Invasive lobular | Invasive tubular | Invasive mixed | Other specified invasive | Invasive mucinous | Invasive medullary | Ductal carcinoma in situ | Lobular carcinoma in situ | Other specified non-invasive | Ductal + lobular carcinoma in situ | Pagets | Total | |
| ONS | |||||||||||||
| Invasive ductal | 3,017 | 20 | 46 | 14 | 6 | 4 | 0 | 101 | 1 | 1 | 1 | 0 | 3,211 |
| Invasive lobular | 32 | 515 | 9 | 19 | 3 | 3 | 0 | 1 | 4 | 0 | 0 | 0 | 586 |
| Invasive tubular | 39 | 1 | 280 | 2 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 324 |
| Invasive mixed | 68 | 19 | 1 | 14 | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 106 |
| Other specified invasive | 21 | 4 | 4 | 0 | 23 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 57 |
| Invasive mucinous | 3 | 0 | 1 | 3 | 1 | 42 | 1 | 0 | 0 | 0 | 0 | 0 | 51 |
| Invasive medullary | 4 | 0 | 0 | 1 | 0 | 2 | 13 | 0 | 0 | 0 | 0 | 0 | 20 |
| Ductal carcinoma in situ | 30 | 1 | 0 | 0 | 0 | 0 | 1 | 976 | 3 | 3 | 8 | 0 | 1,022 |
| Lobular carcinoma in situ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 32 | 0 | 5 | 0 | 42 |
| Other specified non-invasive | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 0 | 0 | 0 | 1 | 20 |
| Ducal + lobular carcinoma in situ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 1 | 0 | 10 | 0 | 18 |
| Pagets | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Total | 3,215 | 561 | 341 | 53 | 35 | 52 | 16 | 1,115 | 41 | 4 | 24 | 1 | 5,458 |
| Percentage agreement | 90% | ||||||||||||
| Kappa statistic | 13 | 0.8 | |||||||||||
NHSBSP, National Health Service Breast Screening Programme; ONS, Office for National Statistics.