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Table 1 Participant characteristics

From: Size and shape of plates and size of wine glasses and bottles: impact on self-serving of food and alcohol

Demographic characteristic n* %*
Sex
 Male 44 31
 Female 96 69
Age, mean (SD) 40.7 (14.1), range 18–71
Ethnicity
 White–British 115 82
 Non-white 25 18
Education (highest qualification)
 No qualifications 1 < 1
 Up to 4 GCSEs 10 7
 5 or more GCSEs or 1 A-level 16 12
 2 or more A-levels 30 22
 Bachelor’s degree 40 29
 Post-Graduate degree or qualification 42 30
 Missing 1  
BMI (grouped)
 Underweight (under 18.5) 4 3
 Healthy weight (18.5–24.9) 66 51
 Overweight (25–29.9) 36 28
 Obese (30–34.9) 18 14
 Severely obese (35–39.9) 2 2
 Morbidly obese (40+) 3 2
 Prefer not to say 5  
 Missing 6  
BMI, mean (SD) 25.6 (6.6), range 16–65
Study completed first
 Study 1 67 48
 Study 2 73 52
  1. *unless otherwise stated. Note: Missing/prefer not to answer data is listed in the table but all % are valid%
  2. BMI: body mass index; SD: standard deviation