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Table 3 Statistical differences between weight status groups (normal weight vs. overweight/obese)

From: Do overweight workers profit by workplace health promotion, more than their normal-weight peers? Evaluation of a worksite intervention

How often do you eat or drink . . . ?

% at Baseline normal weight (n = 198)

% at Baseline overweight/obese (n = 170)

% at Follow-up normal weight (n = 198)

% at Follow-up overweight/obese (n = 170)

P -Valuea

Vegetables

     

several time a day

3.1

3.0

8.6

4.7

P(nwb) = .05

P(owc) = .01

daily

28.0

29.8

33.8

44.7

 

several times a week

47.7

53.0

48.0

40.6

less often

13.0

7.1

8.1

8.8

never

0

0

0

0

Fruits

     

several time a day

8.3

9.5

14.1

14.2

P(nw) = .04

P(ow) = .01

daily

37.3

35.7

40.4

44.7

 

several times a week

29.0

24.4

26.8

28.2

less often

16.6

22.6

16.7

11.8

never

1.0

1.8

1.5

0.6

Sweets

     

several time a day

6.7

3.0

6.1

4.7

P(nw) = .00

P(ow) = .32

daily

24.4

19.6

22.7

18.8

 

several times a week

35.8

42.9

41.4

44.1

less often

24.3

28.0

26.8

28.8

never

1.0

0.6

1.5

0.6

Meat

     

several time a day

8.3

9.5

7.1

4.1

P(nw) = .00

P(ow) = .00

daily

31.6

41.7

42.9

46.5

 

several times a week

43.0

35.7

36.4

34.7

less often

7.8

6.0

12.1

12.9

never

1.0

0.6

1.5

0.6

Fast Food

     

several time a day

0

0

0

0

P(nw) = .00

P(ow) = .00

daily

0

0.6

0

0

 

several times a week

5.7

7.7

7.6

7.1

less often

76.2

78.0

78.3

84.1

never

9.3

7.1

12.1

8.8

Soft drinks (coca-cola, limonade)

     

several time a day

3.0

3.5

3.5

0.6

P(nw) = .34

P(ow) = .53

daily

12.1

10.6

7.1

10.6

 

several times a week

13.6

19.4

15.7

20.0

less often

46.5

43.5

43.4

42.4

never

22.2

22.4

27.3

24.7

  1. Notes: χ2 test used for unadjusted comparisons between baseline and one-year follow-up,
  2. aP < .05 is significant
  3. bnw – normal weight
  4. cow – overweight/obese