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Table 6 Nutritional status, time spent in sedentary activities and arterial hypertension in the two birth cohorts.

From: Prevalence of non-communicable diseases in Brazilian children: follow-up at school age of two Brazilian birth cohorts of the 1990's

Variables

 

Ribeirão Preto

 

São Luís

P value

 

n

% weighted*

n

% weighted*

 

Nutritional status according to Cole et al.

    

< 0.001

   Underweight

32

3.6

39

5.8

 

   Normal

542

68.6

595

88.8

 

   Overweight

139

18.2

25

3.6

 

   Obesity

75

9.5

13

1.8

 

   Unknown

2

-

1

-

 

Nutritional status according to Must et al.

    

< 0.001

   Underweight

98

11.2

112

16.1

 

   Normal

492

63.4

522

78.5

 

   Overweight

104

13.5

24

3.5

 

   Obesity

94

11.9

14

1.9

 

   Unknown

2

-

1

-

 

Time spent in sedentary activities (hours per day) **

    

< 0.001

   0

13

2.0

6

1.0

 

   1 to 4

249

39.2

173

27.3

 

   > 4 to 8

371

57.0

399

60.1

 

   > 8

15

1.9

73

11.6

 

   Missing

142

-

22

-

 

Systolic blood pressure ***

    

< 0.001

   Normal

687

90.7

647

97.5

 

   High

69

9.3

18

2.5

 

   Missing

34

-

8

  

Diastolic blood pressure ***

    

0.673

   Normal

742

95.9

630

95.4

 

   High

29

4.1

30

4.6

 

   Missing

19

-

13

  

   Arterial hypertension ****

    

< 0.001

   No

665

89.0

626

95.4

 

   Yes

79

10.9

31

4.6

 

   Missing

46

-

16

-

 
  1. Ribeirão Preto, 2004/05 and São Luís, 2005/06.
  2. * Percentages may not add to 100% because of rounding. Missing values were excluded from percentages and P-value calculations.
  3. ** Daily time spent watching TV, playing videogames or on the computer
  4. *** ≥P95 for age, sex and height
  5. **** Systolic and/or diastolic blood pressure ≥P95 for age, sex and height