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. 2016 Jul 8;16:530. doi: 10.1186/s12889-016-3192-9

Table 2.

Participant characteristics in total and by condition

Total Condition
Alcohol warning advertisements Alcohol promoting advertisements Non-alcohol advertisements
N 152 50 52 50
Gender
 Male 75 26 22 27
 Female 76 24 29 23
 Missing 1 0 1 0
Age M = 21.47 (SD = 1.31) 21.52 (1.33) 21.38 (1.37) 21.52 (1.23)
Ethnicity
 White British 99 35 35 29
 White Irish 1 0 1 0
 Any other White background 27 5 11 11
 Mixed White and Black African 3 2 1 0
 Mixed White and Asian 1 1 0 0
 Any other mixed background 1 0 0 1
 Indian 4 1 1 2
 Any other Asian background 2 1 0 1
 Caribbean 2 1 0 1
 Chinese 6 1 2 3
 Prefer not to say 1 1 0 0
 Missing 5 2 1 2
Subjective social class
 Working class 34 12 12 10
 Lower middle 35 7 16 12
 Middle class 65 23 20 22
 Upper middle 18 8 4 6
 Upper class 0 0 0 0
Heaviness of drinking (AUDIT total score) M = 8.80 (SD = 4.68) 9.92 (5.55) 8.35 (3.91) 8.14 (4.32)
Typical daily television use (hours) M = 1.93 (SD = 1.92) 2.12 (2.33) 1.88 (1.40) 1.80 (1.97)
Typical daily internet use (hours) M = 4.95 (SD = 2.82) 5.10 (2.56) 4.06 (1.96) 5.74 (3.53)