Table 1

Descriptive Statistics (n = 5790)

Variable


Age: mean (range)

57.40 (21-94)


TNM Stage:

N (%)


0

736 (12.7%)


I

2625 (45.3%)


IIa

1298 (22.4%)


IIb

729 (12.6%)


IIIa

239 (4.1%)


IIIb

116 (2.0%)


IIIc

47 (.8%)


Estrogen receptor positive

4268 (73.7%)


Progesterone receptor positive

3628 (62.7%)


Treatment:

N (%)


Surgery only

420 (7.3%)


Surgery/radiation

2764 (47.7%)


Surgery/chemotherapy

640 (11.1%)


Surgery/radiation/chemotherapy

1966 (34.0%)


Anthracycline regimen

1973 (75.7%)


Non-anthracycline regimen

646 (24.3%)


Tamoxifen

3554 (61.4%)


Follow up years: mean (range)

7.02 (.20, 18.15)


Vital Status:

N (%)


Alive, NED*

4741 (81.9%)


Alive with this cancer

123 (2.1%)


Alive with other cancer

62 (1.1%)


Expired, NED

354 (6.1%)


Expired with this cancer

388 (6.7%)


Expired with other cancer

121 (2.1%)


Expired, treatment complications

1 (.0%)


*NED: no evidence of disease

Kaplan et al. BMC Cancer 2011 11:260   doi:10.1186/1471-2407-11-260

Open Data