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Table 1 Participant characteristics

From: View the label before you view the movie: A field experiment into the impact of Portion size and Guideline Daily Amounts labelling on soft drinks in cinemas

  

Total sample (n = 89)

Experimental condition (n = 48)

Control condition (n = 41)

  

Mean (SD) or %

Mean (SD) or %

Mean (SD) or %

Age

 

50.44 (12.35)

50.12 (12.17)

50.82 (12.71)

Sex (female)

 

73.6

68.8

79.5

Thirst

 

6.36 (2.87)

6.28 (2.73)

6.46 (3.06)

Dietary restraint

 

2.92 (.74)

3.00 (.68)

2.82 (.79)

External disinhibition

 

2.81 (.52)

2.84 (.54)

2.80 (.50)

Educational level

 

Low

8

8.3

7.7

 

Moderate

50.5

45.9

56.4

 

High

41.4

45.8

35.9

Weight status1

 

Underweight2

3.2

2.2

2.6

 

Healthy weight3

63.8

68.9

53.8

 

Overweight4

27.7

26.7

33.3

 

Obese5

5.3

2.2

10.3

Soft drink consumption frequency

 

Never

47.1

56.3

35.9

 

Seldom

32.2

27.1

38.5

 

Sometimes

13.8

12.5

15.4

 

Often

5.7

2.1

10.3

 

Very often

1.1

2.1

0

Habitually drinks regular soft drink (when drinking soft drink)

55.3

54.3

56.4

Inferred that study was about soft drink consumption and health.

13.4

15.6

10.8

Had seen display

59.8

68.8

48.7

  1. 1In the Netherlands, 35% of the population are considered to be overweight and 11% are obese
  2. 2 BMI < 18.50
  3. 3 BMI 18.50-24.99
  4. 4 BMI 25.00-29.99
  5. 5 BMI ≥ 30.00
  6. Note: No significant differences were found with respect to age, sex, BMI, dietary restraint, external disinhibition, thirst, and educational level between participants in the experimental and in the control condition.