Table 2.
Median and standard deviation (SD) of age at diagnosis of breast cancer and frequencies of grade, stage, ER status and PR status for SA and NHW breast cancer patients receiving STRM and PNUM surgery.
| STRM Surgery | PNUM Surgery | |||||||
|---|---|---|---|---|---|---|---|---|
| Variable | NHW (N = 159,533) |
SA (N = 1,956) |
NHW (N = 269,497) |
SA (N = 2,634) |
||||
| Age | Mean: 59.03 | SD: 14.26 | Mean: 52.63 | SD:13.53 | Mean: 62.36 | SD: 12.99 | Mean: 55.17 | SD: 12.74 |
| Grade | ||||||||
| Grade I | 23,944 | 182 | 66,523 | 455 | ||||
| Grade II | 65,713 | 744 | 114,995 | 1,036 | ||||
| Grade III | 62,959 | 929 | 76,800 | 1004 | ||||
| Grade IV | 1,513 | 17 | 1,684 | 16 | ||||
| Stage | ||||||||
| Localized | 82,152 | 930 | 195,244 | 1,708 | ||||
| Regional | 72,428 | 961 | 59,763 | 722 | ||||
| Distant | 4,626 | 60 | 12,608 | 174 | ||||
| ER Status | ||||||||
| Positive | 124,042 | 1,445 | 226,104 | 2,100 | ||||
| Negative | 35,491 | 511 | 43,393 | 534 | ||||
| PR Status | ||||||||
| Positive | 106,566 | 1,255 | 198,461 | 1,870 | ||||
| Negative | 52,967 | 701 | 71,036 | 764 | ||||