Table 2 Number of respondents with albuminuria by age and for persons with and without risk factors (percentages).

Age groups (years)

18-29 (n = 3,303)

29.7 (28.1 - 31.3)

3.0 (2.4 - 3.5)

32.7 (31.1 - 34.3)

30-39 (n = 7,513)

32.4 (31.4 - 33.5)

1.9 (1.6 - 2.2)

34.3 (33.3 - 35.4)

40-49 (n = 13,847)

27.0 (26.2 - 27.7)

1.7 (1.5 - 1.9)

28.7 (27.9 - 29.4)

50-59 (n = 23,160)

17.2 (16.7 - 17.7)

0.7 (0.6 - 0.8)

17.9 (17.4 - 18.4)

60-69 (n = 18,519)

12.2 (11.7 - 12.6)

0.5 (0.4 - 0.6)

12.7 (12.2 - 13.2)

70+ (n = 5,372)

12.5 (11.6 - 13.3)

0.7 (0.5 - 1.0)

13.2 (12.3 - 14.1)

Total (n = 71,714)

19.6 (19.3 - 19.9)

1.1 (1.0 - 1.1)

20.7 (20.4 - 21.0)

Presence of risk factors

No risk factors (n = 69,768)

19.6 (19.3 - 19.9)

1.1 (1.0 - 1.1)

20.7 (20.4 - 21.0)

Diabetes mellitus (n = 4,059)

18.9 (17.7 - 20.2)

1.3 (0.9 - 1.6)

20.2 (19.0 - 21.4)

Hypertension (n = 13,868)

18.1 (17.5 - 18.8)

1.1 (0.9 - 1.2)

19.2 (18.6 - 19.9)

Diabetes mellitus and hypertension (n = 1,946)

18.9 (17.2 - 20.7)

1.2 (0.7 - 1.7)

20.1 (18.3 - 21.9)