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Table 3 Physical characteristics, physical activity, screen time, and dietary measures of the total sample and by control and intervention schools grouped by sex.

From: Project FIT: Rationale, design and baseline characteristics of a school- and community-based intervention to address physical activity and healthy eating among low-income elementary school children

 

Control School

Intervention Schools

TOTAL

 

Males

n = 47

Females

n = 59

Total

n = 106

Males

n = 139

Females

n = 158

Total

n = 297

n = 403

Age (yrs)

9.6 (0.9)

9.7 (1.0)

9.7 (0.9)

9.6 (0.9)

9.6 (1.0)

9.6 (0.9)

9.7 (0.9)

BMI percentile

77.5 (24.7)

70.0 (29.0)

73.2 (27.3)

74.3 (24.7)

71.2 (28.8)

72.6 (26.9)

73.0 (27.0)

   % Underweight

0%

0%

0%

0%

1.3%

0.7%

0.5%

   % Normal weight

46.8%

55.9%

51.9%

50.7%

50.6%

50.7%

51.0%

   % Overweight

19.1%

11.9%

15.1%

17.4%

19.0%

18.2%

17.4%

   % Obese

25.5%

28.8%

27.4%

26.1%

22.8%

24.3%

25.1%

   % Severely Obese

8.5%

3.4%

5.7%

5.8%

6.3%

6.1%

6.0%

Physical Activity

       

Self-report physical activity (d/wk)

4.3 (2.7)

3.2 (2.5)

3.7 (2.6)

3.9 (2.6)

4.0 (2.5)

4.0 (2.5)

3.9 (2.6)

   % reporting ≥5 days

48.8%

33.3%

40.0%

46.4%

45.0%

45.7%

43.7%

   % reporting 7 days

39.5%

21.1%

29.0%

31.0%

30.0%

30.4%

29.9%

Screen Time

       

Weekday TV (hrs/d)

1.4 (1.4)

1.7 (1.5)

1.6 (1.4)

1.9 (1.5)

1.8 (1.4)

1.8 (1.5)

1.7 (1.5)

Weekend TV (hrs/d)

2.2 (1.3)

2.4 (1.3)

2.3 (1.3)

2.4 (1.4)

2.4 (1.4)

2.4 (1.4)

2.4 (1.4)

Weekly TV (hrs/d)

1.7 (1.2)

1.9 (1.3)

1.8 (1.3)

2.0 (1.4)

2.0 (1.3)

2.0 (1.3)

1.9 (1.3)

Weekday Screen Time (hrs/d)

3.7 (3.0)

3.4 (3.0)

3.5 (3.0)

5.1 (3.4)

3.9 (3.4)

4.4 (3.4)

4.1 (3.3)

Weekend Screen Time (hrs/d)

5.6 (3.1)

4.7 (3.0)

5.1 (3.1)

6.0 (3.0)

4.9(3.1)

5.4 (3.1)

5.3 (3.1)

Total Screen Time (hrs/d)

4.3 (2.8)

3.8 (2.8)

4.0 (2.8)

5.4 (3.2)

4.2 (3.2)

4.7 (3.2)

4.5 (3.1)

   % ≥ 2 hrs/d screen time

74.4%

73.1%

73.7%

82.1%

71.8%

76.7%

75.6%

Diet

       

Whole grain breads (times/d yesterday)

0.50 (0.77)

0.41 (0.56)

0.45 (0.66)

0.67 (0.79)

0.59 (0.72)

0.62 (0.75)

0.58 (0.73)

Cereals (whole grain) (times/d yesterday)

0.72 (0.88)

0.37 (0.49)

0.52 (0.70)

0.70 (0.94)

0.55 (0.78)

0.62 (0.86)

0.60 (0.82)

French fries or chips (times/d yesterday)

1.00 (1.12)

0.85 (0.87)

0.91 (0.98)

1.00 (0.99)

0.88 (0.87)

0.93 (0.93)

0.93 (0.94)

Vegetables (times/d yesterday)

1.18 (1.15)

0.93 (0.81)

1.04 (0.97)

1.09 (1.03)

0.90 (0.92)

0.99 (0.98)

1.00 (0.97)

Beans (times/d yesterday)

0.36 (0.61)

0.19 (0.39)

0.26 (0.50)

0.51 (0.79)

0.41 (0.68)

0.46 (0.74)

0.41 (0.69)

Fruit (times/d yesterday)

1.57 (1.09)

1.61 (1.00)

1.59 (1.03)

1.42 (1.05)

1.22 (0.92)

1.31 (0.99)

1.38 (1.01)

Fruit juice (times/d yesterday)

0.91 (0.96)

1.07 (0.91)

1.00 (0.93)

1.05 (0.97)

0.96 (0.89)

1.00 (0.93)

1.00 (0.93)

Dairy beverages and food* (times/d yesterday)

3.3 (2.2)

2.8 (1.4)

3.0 (1.8)

3.2 (2.0)

2.6 (1.7)

2.9 (1.8)

2.9 (1.8)

Sugar Drinks** (times/d yesterday)

1.9 (1.3)

1.4 (1.1)

1.6 (1.2)

1.9 (1.6)

1.4 (1.5)

1.6 (1.6)

1.6 (1.5)

Desserts and Candy*** (times/d yesterday)

2.0 (2.1)

1.3 (1.6)

1.6 (1.8)

2.1 (2.2)

2.1 (2.0)

2.1 (2.1)

2.0 (2.0)

Plate Consumption#

       

Entrée

   

0.75 (0.25)

0.72 (0.27)

0.73 (0.26)

 

Fruit

   

0.55 (0.33)

0.65 (0.29)

0.61 (0.31)

 

Vegetable

   

0.35 (0.32)

0.37 (0.32)

0.36 (0.32)

 

Grain

   

0.65 (0.31)

0.61 (0.31)

0.63 (0.31)

 

Milk (ml)

   

58.6 (68.9)

79.3 (73.4)

69.8 (71.9)

 
  1. Diet measures expressed as times eaten yesterday. Values are mean (standard deviation) or percentage
  2. *Summary variable combining 3 SPAN items: cheese, milk and yogurt
  3. **Summary variable combining 2 SPAN items: sugar drinks and pop
  4. ***Summary variable combining 3 SPAN items: desserts, frozen desserts and chocolate candy
  5. #proportion of item consumed. Note: data from control school was lost due to technical difficulties.
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