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Table 1 Prevalence and incidence of type 2 diabetes in Taiwan

From: Time trend analysis of the prevalence and incidence of diagnosed type 2 diabetes among adults in Taiwan from 2000 to 2007: a population-based study

 

2000

2001

2002

2003

2004

2005

2006

2007

Prevalence rates of type 2 diabetes

Prevalent cases

706,444

795,650

906,794

1,045,892

1,166,113

1,294,594

1,421,940

1557494

Age (year)

62.1±12.8

62.1±12.9

62.1±13.0

62.0±13.2

62.3±13.3

62.8±13.6

63.2±13.7

63.7±13.9

Total population

12,191,076

13,122,056

14,543,692

16,797,716

17,284,273

17,891,631

18,327,156

18,772,180

Prevalence rate (%)

5.8

6.1

6.2

6.2

6.8

7.2

7.8

8.3

Standardized prevalence rate (%)

5.8

6.2

6.5

6.8

7.3

7.8

8.2

8.5

Age

        

20–39

0.6

0.6

0.6

0.6

0.7

0.7

0.8

0.8

40–59

5.6

6.0

6.3

6.5

7.0

7.3

7.7

8.0

60–79

17.6

18.7

19.8

20.8

22.2

23.6

24.8

25.9

≥80

16.4

18.0

19.6

21.2

23.3

25.4

27.2

28.9

Sex

        

Female

5.9

6.1

6.2

6.1

6.6

7.0

7.5

8.0

Male

5.7

6.1

6.3

6.4

6.9

7.4

8.0

8.6

Insurance premium

        

Dependent population

8.3

8.5

8.8

8.9

9.5

10.5

11.5

12.5

< Median

5.3

6.8

5.4

6.8

7.4

7.8

8.3

8.6

≧Median

5.2

3.5

5.7

3.5

3.8

4.0

4.2

4.3

Urbanization level

        

High-density urban area

5.1

5.3

5.5

5.4

5.9

6.3

6.8

7.3

Medium-density urban area

5.8

6.0

6.2

6.2

6.7

7.2

7.7

8.3

Newly developed area

5.4

5.6

5.8

5.8

6.2

6.7

7.1

7.6

General area

6.6

7.0

7.2

7.4

8.0

8.6

9.2

9.8

Aging society area

8.6

9.1

9.5

10.0

10.8

11.8

12.7

13.6

Rural area

7.4

7.9

8.3

8.7

9.6

10.5

11.4

12.3

Non-developed area

6.9

7.4

7.7

8.0

8.8

9.5

10.2

11.0

Incidence rates of type 2 diabetes

Incident cases

94,895

99,571

108,261

112,737

136,891

128,702

129,702

136,914

Age (year)

59.5±13.7

59.2±13.7

59.1±13.8

58.8±13.9

58.2±14.1

58.5±14.2

58.2±14.1

58.3±14.0

Population at risk

10,563,201

11,151,246

12,075,839

13,574,064

15,858,527

16,379,127

16,807,297

17,147,703

Incidence rate (/1000)

9.0

8.9

9.0

8.3

8.6

7.9

7.7

8.0

Standardized incidence rate (/1000)

9.0

9.1

9.3

8.9

9.8

8.9

8.7

8.9

Age

        

20–39

1.5

1.5

1.5

1.4

1.5

1.4

1.4

1.4

40–59

9.8

10.1

10.3

9.9

11.0

9.9

9.9

10.3

60–79

23.9

23.8

24.5

23.5

25.5

23.7

22.8

23.3

≥80

25.1

24.8

25.5

24.6

25.7

22.9

20.0

19.2

Sex

        

Female

8.6

8.4

8.3

7.6

7.9

7.2

7.0

7.3

Male

9.4

9.5

9.7

9.0

9.4

8.6

8.4

8.7

Insurance premium

        

Dependent population

11.3

11.0

11.1

10.4

11.1

10.3

10.1

10.5

< Median

8.7

10.0

8.2

9.2

9.4

8.5

8.3

8.4

≥Median

8.4

6.1

8.5

5.6

5.8

5.3

5.3

5.5

Urbanization level

        

High-density urban area

7.9

8.0

8.0

7.3

7.8

7.1

7.0

7.2

Medium-density urban area

9.0

8.9

9.0

8.2

8.6

7.8

7.8

8.0

Newly developed area

8.3

8.3

8.4

7.9

8.1

7.3

7.1

7.4

General area

10.2

10.0

10.1

9.6

9.9

8.9

8.7

9.2

Aging society area

12.9

13.1

12.9

12.6

12.9

12.1

12.1

12.5

Rural area

11.4

11.4

11.6

10.8

12.1

11.5

11.1

11.6

Non-developed area

10.5

10.4

10.8

10.5

10.9

10.2

9.8

10.1