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Table 1 Descriptive characteristics of adult population (age > =18) who participated in the 1991–2011 China Health and Nutrition Survey a

From: Socioeconomic disparities in prevalence, awareness, treatment, and control of hypertension over the life course in China

 

Survey Year

1991

1993

1997

2000

2004

2006

2009

2011

Participated

8667

7133

5290

6442

6935

7182

6716

7500

New participated

 

1096

3368

3071

2335

2008

2852

5134

With drowal/Died

 

1534

2939

2216

2578

2088

2474

2068

Age

40.1(16.4)

40.6(16.5)

41.8(16.7)

42.5(16.6)

44.3(17.0)

43.5(16.8)

44.5(16.9)

46.0(16.6)

Gender

48.6

48.8

49.0

48.9

48.9

47.3

46.7

47.0

Ethnicy

94.3

94.3

94.7

94.9

94.9

94.8

94.9

96.1

Marital status

75.5

74.8

74.6

75.1

82.1

83.5

83.3

84.1

Education year

15.6(9.7)

16.2(9.5)

17.0(9.3)

18.1(9.1)

18.8(8.8)

18.8(9.4)

19.1(9.0)

20.6(8.9)

Medical insurance

31.3

25.7

25.5

21.7

26.8

49.3

90.7

94.8

Household income c

3036(2264)

3457(2970)

4257(3561)

5556(5686)

7149(7605)

8112(11821)

11579(15164)

13887(16374)

Community urbanicity d

46.1(16.2)

47.6(16.4)

52.3(18.0)

58.2(18.1)

61.4(20.2)

62.6(20.0)

65.5(19.0)

69.5(19.4)

Current drinking

22.4

24.2

25.1

25.2

23.2

23.0

20.9

21.2

Prevalence

14.4

15.8

20.0

21.0

24.0

23.3

29.4

27.9

Awareness

27.4

27.6

21.3

32.6

36.4

42.5

42.8

55.3

Treatment

16.0

16.4

14.4

22.9

27.7

33.1

35.1

47.6

Control

3.0

3.1

2.8

5.3

8.0

8.8

9.2

17.6

  1. aValues presented as numbers for arbitrary values and as mean ± SD or % for other variables
  2. cNet annual. Inflated to 2011
  3. dMeasured at the community level on a 12-component continuous scale ranging from 0–120 with higher values corresponding to higher levels of urbanicity