Table 6

Expected and observed incidence rates of MDS/AML by treatment group per 100,000 person years.

Expected

Rate*

Person

years

Observed

Rate

Expected

Cases

Observed

Cases

Rate Ratio

(95% CI)


SEER 9 S-PS

10.6

----------

----------

----------

----------

----------


Surgery only

10.6

2525

0

.27

0

0


Surgery/

radiation

10.6

19776

35.4

2.10

7

3.32

(1.42, 6.45)


Surgery/

chemotherapy

10.6

4985

20

.53

1

1.88

(0.11, 8.30)


Surgery/

radiation/

chemotherapy

10.6

13365

67.3

1.42

9

6.32

(3.03, 11.45)


All treatment categories

10.6

40565

41.9

4.30

17

3.94

(2.34, 6.15)


*The SEER 9 incidence rate age 20-80+ for MDS/AML was used for the comparison rate for all treatment categories, Seattle-Puget Sound Region [24]

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

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