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Table 1 Descriptive Statistics (n = 5790)

From: Increased incidence of myelodysplastic syndrome and acute myeloid leukemia following breast cancer treatment with radiation alone or combined with chemotherapy: a registry cohort analysis 1990-2005

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%)

  1. *NED: no evidence of disease