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Table 1 Prevalence of objectively measured, self-reported and MIME-corrected hypertension stratified by sex, age group and educational level in INSEF and INS2014

From: Combining self-reported and objectively measured survey data to improve hypertension prevalence estimates: Portuguese experience

 

INSEF

Self-reported

INS2014

Self-reported

INSEF

Objectively measured

INS2014

MIME-corrected

p

95CI

p

95CI

p

95CI

p

95CI

Overall

25.7

[23.9, 27.5]

24.5

[23.4, 25.7]

36.0

[34.3, 37.7]

35.3

[33.3, 37.3]

Sex

 Female

26.1

[24.0, 28.3]

26.8

[25.2, 28.5]

32.7

[30.1, 35.5]

33.2

[30.8, 35.6]

 Male

25.1

[22.1, 28.4]

22.0

[20.5, 23.7]

39.6

[36.5, 42.8]

37.6

[34.4, 40.8]

Age group

 25–44 yearsa

6.0

[4.6, 7.8]

7.1

[6.0, 8.2]

12.1

[9.9, 14.7]

13.1

[10.6, 15.6]

 45–54 years

19.8

[16.7, 23.3]

22.5

[20.2, 25.0]

35.8

[31.3, 40.6]

37.4

[33.1, 41.7]

 55–64 years

47.1

[41.4, 53.0]

39.8

[37.0, 42.6]

58.4

[51.4, 65.0]

52.7

[48.1, 57.2]

 65–74 years

58.9

[53.0, 64.6]

54.3

[51.2, 57.3]

71.3

[65.7, 76.4]

68.3

[63.9, 72.6]

Educational level

 ISCEDb 2011 levels 0–1

41.8

[38.2, 45.4]

39.3

[37.3, 41.2]

55.4

[51.9, 58.8]

53.4

[50.0, 56.8]

 ISCED 2011 level 2

18.7

[15.4, 22.6]

18.3

[16.0, 20.9]

29.4

[25.0, 34.2]

29.5

[25.1, 33.9]

 ISCED 2011 levels 3–4

15.2

[12.2, 18.8]

12.9

[10.9, 15.1]

24.0

[20.6, 27.8]

21.6

[17.4, 25.9]

 ISCED 2011 levels 5–8

10.6

[7.8, 14.11]

10.2

[8.4, 12.3]

15.5

[12.6, 18.9]

15.5

[12.3, 18.6]

  1. INSEF – Portuguese Health Examination Survey, INS2014 – National Health Interview Survey 2014, MIME – Misclassification error correction
  2. athe age groups 25–34 years and 34–44 years were aggregated in further analyses given a low number of participants reported hypertension
  3. bEducational level was grouped according the 2011 International Standard Classification of Education (ISCED) into four categories