Table 1 Number of primary cancers (N), Proportion of multiple primary cancer (MCP) in 2004 [a], in 2017 [b] and the difference in percentage point between the proportion of MPC in 2017 and the proportion of MPC in 2004 ([b] -[a]) by gender, age category, region and cancer type

All cancers

885,718

12.2

7.3

15.2

7.9

–

–

–

–

–

–

–

–

–

–

Gender

Men

472,390

13.2

7.9

16.4

8.4

–

–

–

–

–

–

–

–

–

–

Women

413,328

11.1

6.6

14.0

7.3

–

–

–

–

–

–

–

–

–

–

Age

15–44 years

59,832

3.6

2.5

3.9

1.4

20,713

3.1

2.0

3.8

1.9

39,119

3.8

2.7

3.9

1.2

45–54 years

104,821

6.7

5.2

7.3

2.1

42,029

5.9

4.7

6.2

1.5

62,792

7.3

5.5

8.0

2.5

55–64 years

196,881

10.0

6.5

12.1

5.6

108,549

9.4

5.8

11.0

5.2

88,332

10.9

7.5

13.4

5.9

65–74 years

247,706

14.1

8.5

17.3

8.8

151,182

14.4

9.0

17.4

8.3

96,524

13.7

7.6

17.1

9.5

 + 75 years

276,478

16.0

8.8

20.5

11.7

149,917

18.3

10.1

23.2

13.1

126,561

13.3

7.1

17.3

10.2

Region

Brussels capital

71,033

11.2

6.2

14.1

7.8

34,264

11.9

6.5

14.7

8.3

36,769

10.5

6.0

13.4

7.4

Flanders

529,926

12.6

7.9

15.4

7.5

289,862

13.7

8.6

16.7

8.1

240,064

11.3

7.1

14.0

6.9

Wallonia

284,759

11.7

6.6

15.1

8.6

148,264

12.5

7.1

16.2

9.1

136,495

10.9

6.0

14.1

8.1

Cancer type

Oesophagus

13,306

17.7

11.6

22.8

11.1

9,793

18.1

11.1

20.9

9.9

3,513

16.7

13.1

27.6

14.5

Kidney

21,679

17.2

12.6

20.4

7.8

13,723

18.5

13.1

21.4

8.3

7,956

14.9

11.8

18.5

6.7

Bladder

31,177

15.8

9.8

18.7

8.9

24,705

16.3

10.5

18.3

7.8

6,472

14.0

6.9

20.1

13.2

Lung

108,595

15.8

9.5

19.0

9.6

77,767

16.2

9.7

19.9

10.2

30,828

14.7

8.7

17.3

8.6

Head and neck

35,835

14.1

8.5

19.5

11.1

27,044

14.3

8.8

20.1

11.3

8,791

13.6

7.2

17.8

10.6

Bone and soft tissues

5,948

13.8

8.2

19.6

11.4

3,231

13.4

8.0

17.5

9.5

2,717

14.3

8.5

22.2

13.7

Colorectal

116,110

13.8

8.0

16.5

8.5

64,150

15.2

9.0

18.1

9.1

51,960

12.1

6.9

14.6

7.7

Stomach

20,081

13.7

8.1

17.9

9.8

12,556

14.6

9.7

18.6

8.9

7,525

12.1

5.2

16.8

11.6

Liver

9,792

13.4

6.4

14.4

8.0

6,897

14.4

6.5

13.2

6.7

2,895

11.2

6.4

17.4

11.0

Pancreas

20,311

13.0

6.9

18.2

11.2

10,427

14.3

8.5

20.2

11.7

9,884

11.7

5.1

16.1

11.0

Leukaemia

21,883

12.8

7.8

17.0

9.3

12,612

13.2

7.8

16.8

9.0

9,271

12.3

7.7

17.4

9.7

Non-Hodgkin’s lymphoma

26,439

11.7

7.0

15.1

8.0

14,412

12.8

6.8

16.5

9.7

12,027

10.3

7.4

13.3

5.9

Multiple myeloma

10,580

10.9

6.9

15.9

9.0

5,814

12.4

7.8

16.9

9.1

4,766

9.0

6.0

14.6

8.6

Melanoma of skin

31,618

10.6

6.5

13.6

7.1

13,071

12.3

7.8

15.1

7.3

18,547

9.4

5.5

12.5

7.0

Ovary

11,666

10.5

8.8

11.8

3.0

0

–

–

–

–

11,666

10.5

8.8

11.8

3.0

Corpus uteri

19,828

10.3

7.2

13.4

6.2

0

–

–

–

–

19,828

10.3

7.2

13.4

6.2

Female Breast

149,530

10.1

6.0

12.2

6.2

0

–

–

–

–

149,530

10.1

6.0

12.2

6.2

Thyroid

12,004

8.8

5.0

9.7

4.7

3,149

12.4

7.1

14.4

7.4

8,855

7.5

4.3

8.1

3.7

Brain

10,158

8.2

5.4

10.6

5.2

5,959

8.5

4.9

10.9

6.0

4,199

7.8

5.9

10.1

4.1

Prostate

123,508

8.0

5.1

10.4

5.4

123,508

8.0

5.1

10.4

5.4

0

Hodgkin's lymphoma

4,161

5.5

4.6

6.3

1.7

2,417

6.0

4.9

5.6

0.7

1,744

4.8

4.3

7.3

3.0

Cervix uteri

8,798

4.8

2.9

5.8

2.9

0

8,798

4.8

2.9

5.8

2.9

Testis

4,550

3.4

2.9

4.0

1.1

4,550

3.4

2.9

4.0

1.1

0