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Table 1 Demographic characteristics of participants by experimental group

From: Effects of calorie labeling and value size pricing on fast food meal choices: Results from an experimental trial

 

Total

(n = 594)

% (n)

Caloriea

(n = 151)

% (n)

Priceb

(n = 143)

% (n)

Calorie + pricec

(n = 150)

% (n)

Controld

(n = 150)

% (n)

p-valuee

Age (years)

      

   16–25

24.8 (147)

19.9 (30)

31.5 (45)

21.3 (32)

26.7 (40)

0.08

   26–40

19.4 (115)

14.6 (22)

20.3 (29)

22.0 (33)

20.7 (31)

 

   41–60

41.8 (248)

46.4 (70)

35.7 (51)

41.3 (62)

43.3 (65)

 

   ≥ 61

14.1 (84)

19.2 (29)

12.6 (18)

15.3 (23)

9.3 (14)

 

Sex

      

   Male

40.6 (241)

37.7 (57)

37.8 (54)

46.0 (69)

40.7 (61)

0.42

   Female

59.4 (353)

62.3 (94)

62.2 (89)

54.0 (81)

59.3 (89)

 

Ethnicity

      

   Hispanic/Latino

3.4 (20)

1.3 (2)

5.7 (8)

4.0 (6)

2.7 (4)

0.21

   Not Hispanic/Latino

96.6 (567)

98.7 (148)

94.3 (133)

96.0 (144)

97.3 (142)

 

Education levelf

      

   High school

25.3 (150)

29.1 (44)

23.1 (33)

20.7 (31)

28.2 (42)

0.54

   graduate or less

38.8 (230)

39.1 (59)

41.3 (59)

40.0 (60)

34.9 (52)

 

   Some college

35.9 (213)

31.8 (48)

35.7 (51)

39.3 (59)

36.9 (55)

 

   College graduate or higher

      

Body weightg

      

   Normal weight

42.6 (249)

43.2 (64)

45.1 (64)

40.1 (59)

41.9 (62)

0.83

   Overweight

27.9 (163)

27.0 (40)

26.1 (37)

32.7 (48)

25.7 (38)

 

   Obese

29.6 (173)

29.7 (44)

28.9 (41)

27.2 (40)

32.4 (48)

 
  1. a calorie menu included calorie information for each menu item
  2. b price menu had price modification (standardized pricing) for food items with more than one portion size option
  3. c calorie + price menu included calorie information and price modification (standardized pricing) for food items with more than one portion size option.
  4. d control menu did not include calorie information and had usual food pricing
  5. e p-value calculated from chi-square test.
  6. f For participants 16–19 years of age, the reported education level is that of their parent with the highest degree or level of education.
  7. g For those 16–19 years of age: CDC growth charts were used to calculate percentiles for sex and age. In this table, those < 85th percentile were classified as normal weight; 85–94th percentile were classified as overweight; and ≥ 95th percentile were classified as obese; For those ≥ 20 years of age: body mass index < 25 was classified as normal weight; 25–29.9 was classified as overweight; and ≥ 30 was classified as obese.