Table 1.
Eye-tracking participant characteristics and descriptive study outcomes, Columbus, OH, 2019.a
| N = 73 | |
|---|---|
| Age (mean [SD]) | 21.8 (2.1) |
| Gender (n [%]) | |
| Female | 36 (49.3) |
| Male | 37 (50.7) |
| Race (n [%]) | |
| Non-Hispanic White | 40 (54.8) |
| Non-Hispanic Black | 15 (20.6) |
| Other | 18 (24.7) |
| Family socioeconomic status (n [%])b | |
| Barely enough/enough to get by | 16 (22.2) |
| Solidly middle class | 23 (31.9) |
| Plenty of extras/luxuries | 33 (45.8) |
| E-cigarette use history (n [%])c | |
| Never use | 25 (34.3) |
| Ever, not past 30-day use | 20 (27.4) |
| Past 30-day use | 28 (38.4) |
| Cigarette smoking historyc | |
| Never smoker | 33 (45.2) |
| Ever, not past 30-day smoker | 25 (34.3) |
| Past 30-day smoker | 15 (20.6) |
| Waterpipe tobacco use history | |
| Ever, not past 30-day smoker | 50 (67.6) |
| Past 30-day smoker | 24 (32.4) |
| Dwell time (milliseconds; mean [SD])d | |
| Parody warninge | 1788.9 (921.7) |
| FDA-mandated warning (FDA warning + no facef) | 1534.6 (987.5) |
| FDA-mandated warning (FDA warning + faceg) | 1180.9 (834.5) |
| Fixation count (mean [SD])d | |
| Parody warninge | 7.6 (4.3) |
| FDA-mandated warning (FDA warning + no facef) | 6.7 (4.3) |
| FDA-mandated warning (FDA warning + faceg) | 5.4 (4.1) |
Abbreviations: SD = standard deviation.
a
Statistics calculated from this table differ slightly from what is reported in text due to rounding. Percentages might not sum to 100 due to rounding.
b
One participant was missing data for family socioeconomic status.
c
Three participants who were ever users of e-cigarettes and two participants who were ever cigarette smokers answered “don’t know” to the item assessing past 30-day use. They were categorized into the “ever, not past 30-day” user group for the analysis.
d
Participants viewed each advertisement for a fixed time of five seconds.