Table 1 Number of second primary cancers in multiple myeloma survivors in Germany (n = 18,735) and Sweden (n = 7,560).

From: Risk of Second Primary Cancers in Multiple Myeloma Survivors in German and Swedish Cancer Registries

Sites of second cancers

Germany

Sweden

%

Rank $ , #

N

Per 1000 +

N

Per 1000 +

Germany

Sweden

Germany

Sweden

Prostate

117

6.2

65

8.6

15.6

18.6

1

1

Colorectum

104

5.6

57

7.5

13.8

16.3

2

2

Lung

84

4.5

22

2.9

11.2

6.3

3

5

Breast

69

3.7

30

4.0

9.2

8.6

4

3

Stomach

41

2.2

8

1.1

5.5

2.3

5

12

Leukemia

35

1.9

24

3.2

4.7

6.9

6

4

Kidney

35

1.9

17

2.2

4.7

4.9

7

8

Melanoma

31

1.7

22

2.9

4.1

6.3

8

6

Urinary bladder

23

1.2

19

2.5

3.1

5.4

9

7

Liver and gallbladder

23

1.2

6

0.8

3.1

1.7

10

13

Non-Hodgkin lymphoma

22

1.2

16

2.1

2.9

4.6

11

10

Unknown primary

16

0.9

10

1.3

2.1

2.9

12

11

Nervous system

12

0.6

17

2.2

1.6

4.9

13

9

Endometrium

8

0.4

5

0.7

1.1

1.4

14

14

Total combined a

752

40.1

349

46.2

100.0

100.0

  
  1. Only cancers with at least 5 SPC cases are presented.
  2. aIncluding cancers not presented individually.
  3. +Overall per 1000 population afflicted with each type of cancer.
  4. $Frequency rank.
  5. #There was no significant difference (p-value = 0.84) in rank between Germany and Sweden tested by Wilcoxon two-sample test using PROC NPAR1WAY procedure.