Table 4.
Interaction of message arm and participant characteristics on thinking about harms in an online randomized experiment of the 2020 San Francisco sugary drink warning label, n=2,160 parents of children ages 6 months to 5 years
| Participant Characteristics | Impact of San Francisco warninga |
p for interactionb |
|
|---|---|---|---|
| B | (95% CI) | ||
| Age | |||
| 18-34 years | 0.29 | (0.16, 0.42) | 0.60 |
| 35 years or older | 0.35 | (0.1, 0.56) | |
| Gender | |||
| Male | 0.21 | (0.003, 0.41) | 0.44 |
| Female | 0.37 | (0.2, 0.50) | |
| Transgender, nonbinary, or another gender identity | 0.24 | (−0.3, 0.86) | |
| Race/ethnicity | |||
| Non-Hispanic White | 0.37 | (0.0, 0.73) | 0.54 |
| Non-Hispanic Black or African American | 0.26 | (0.0, 0.44) | |
| Hispanic or Latino(a) | 0.37 | (0.2, 0.52) | |
| Non-Hispanic other or multiracial | 0.07 | (−0.3, 0.48) | |
| Educational attainment | |||
| Some college or less | 0.27 | (0.11, 0.43) | 0.44 |
| Two-year college degree or more | 0.36 | (0.2, 0.51) | |
| Household income | |||
| Less than $50,000/year | 0.27 | (0.1, 0.43) | 0.53 |
| $50,000/year or more | 0.34 | (0.1, 0.50) | |
| Language selected for survey administration | |||
| Spanish | 0.06 | (−0.27, 0.40) | 0.12 |
| English | 0.34 | (0.2, 0.46) | |
a
Difference in predicted mean level of thinking about health harms between San Francisco warning label and control arms at each level of the moderator
b
p for interaction is for Wald tests of joint significance of the coefficients on all interaction terms