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Table 2 Subgroup meta-analysis of diabetes prevalence in Brazilian adults by diagnosis type and sex

From: Prevalence of diabetes in Brazil over time: a systematic review with meta-analysis

Variables

Overall

Female

Male

N

% (95 % CI)

I 2 %

N

% (95 % CI)

I 2 %

N

% (95 % CI)

I 2 %

Self-reported

 Age group (years)

  20–69

5

5.1 (2.6–9.8)

99

4

5.1 (3.3–7.8)

98

2

2.7 (0.7–9.1)

99

  >18

23

5.5 (4.8–6.3)

100

21

6.1 (5.5–6.9)

99

20

5.0 (4.2–6.0)

99

  >30

3

7.2 (4.8–10.6)

97

4

9.0 (4.8–16.3)

98

3

6.0 (3.7–9.7)

92

 Region

  South

8

6.2 (5.4–7.1)

78

5

7.3 (6.9–7.7)

0

3

5.5 (4.8–6.4)

0

  Southeast

6

5.0 (2.7–8.9)

99

7

7.4 (4.7–11.6)

97

6

3.9 (1.9–8.0)

99

  Midwest

1

4.4 (3.6–5.4)

–

1

4.4 (3.4–5.7)

–

1

4.3 (3.1–6.0)

–

  Northeast

1

5.1 (3.8–6.9)

–

1

4.7 (4.2–5.3)

–

–

–

–

  Multiples/national

15

5.7 (4.9–6.8)

100

15

5.8 (5.0–6.7)

100

15

5.2 (4.2–6.3)

100

 Adjusteda

  Yes

15

5.3 (4.5–6.2)

99

16

5.7 (4.9–6.5)

99

16

4.5 (3.7–5.4)

99

  No

16

5.9 (4.4–7.9)

99

13

7.4 (5.4–9.9)

99

9

5.6 (3.2–9.5)

99

 Overall

31

5.7 (5.1–6.4)

100

29

6.3 (5.7–7.1)

100

25

4.9 (4.1–5.7)

99

Fasting glucose

 Age group (years)

  20–69

2

3.6 (1.7–7.3)

76

2

2.0 (0.3–12.9)

76

2

5.1 (3.8–6.8)

0

  >18

5

6.0 (4.7–7.6)

93

3

9.5 (6.5–13.7)

8.7

3

9.0 (6.3–12.7)

83

 Region

  South

2

5.6 (1.0–25.8)

96

2

3.2 (0.1–42.9)

90

2

7.6 (2.4–21.4)

89

  Southeast

4

6.4 (4.3–9.5)

94

3

6.7 (3.4–12.5)

94

3

6.8 (4.9–9.3)

73

  Multiples/national

1

7.0 (5.7–8.6)

–

–

–

–

–

–

–

 Adjusteda

  Yes

1

6.0 (4.7–7.6)

–

1

5.7 (4.0–8.0)

–

1

6.3 (4.5–8.8)

–

  No

6

6.7 (4.7–9.4)

94

4

7.2 (4.1–12.3)

92

4

7.5 (4.9–11.4)

86

 Overall

7

6.6 (4.8–8.9)

94

5

6.8 (4.2–11.0)

92

5

7.3 (5.1–10.3)

84

Complex diagnosis

 Age group (years)

  30–69

4

9.4 (7.0–12.6)

96

 

9.6 (7.2–12.5)

93

4

9.0 (6.4–12.4)

92

  Othersb

3

16.0 (12.5–20.4)

96

 

16.3 (15.7–17.1)

0

 

16.6 (11.1–24.1)

95

 Region

  Southeast

4

11.6 (8.4–15.7)

95

4

12.8 (8.9–17.2)

94

4

10.7 (6.7–16.7)

93

  Midwest

1

12.3 (10.7–14.1)

–

1

12.1 (10.0–14.4)

–

1

12.6 (10.2–15.5)

–

  Multiples/national

2

12.3 (4.5–29.5)

100

2

11.4 (3.4–21.2)

100

2

13.3 (4.1–35.8)

100

 Adjusteda

  Yes

6

11.5 (6.4–17.7)

100

6

11.5 (7.5–16.2)

99

6

11.0 (5.9–19.5)

99

  No

1

15.0 (13.6–16.6)

–

1

17.0 (15.2–18.9)

–

1

16.6 (13.9–19.6)

–

 Overall

7

11.9 (7.7–17.8)

100

7

12.2 (8.4–16.6)

99

7

11.7 (6.8–19.3)

99

  1. Complex diagnosis: OGTT + fasting glucose + self-reported, e.g
  2. aAdjustment to the design effect
  3. bStudies (age): Bosi et al. [58] (30–79); Moraes et al. [60] (>30) and Schmidt et al. [63] (35–74)