Adjusted* OR (95% CI) of characteristics associated with support for, and perceived effectiveness of, the SDIL
| Concept | Question wording (where applicable) | Response category | Adjusted OR (95% CI) of SDIL support | Adjusted OR (95% CI) of SDIL effectiveness |
| Age | How old are you? | Years | 1.01 (1.00 to 1.02) | 0.99 (0.98 to 0.99) |
| Sex | What sex were you assigned at birth, meaning on your original birth certificate? | Female | Reference | Reference |
| Male | (0.72 to 1.05) | 1.03 (0.85 to 1.25) | ||
| Education | What is the highest level of education you have completed? | A-Levels or lower | Reference | Reference |
| >A-Levels | 1.03 (0.85 to 1.26) | 0.90 (0.73 to 1.10) | ||
| Income sufficiency | How easy is it to make ends meet? | Not easy | Reference | Reference |
| Easy | 1.01 (0.83 to 1.24) | 1.02 (0.83 to 1.25) | ||
| Dependent children | Do you have any children (including step-children or adopted children) under the age of 18? | No | Reference | Reference |
| Yes | 0.81 (0.67 to 0.99) | 1.16 (0.94 to 1.43) | ||
| SSB consumption | Consumed regular fizzy drinks, sweetened fruit drinks, sports drinks, energy drinks in last 7 days | Consumers | Reference | Reference |
| Non-consumers | 1.57 (1.28 to 1.91) | 1.21 (0.99 to 1.48) | ||
| Social norms | People important to me try not to drink sugary drinks | Not agree | Reference | Reference |
| Agree | 1.39 (1.15 to 1.70) | 1.25 (1.03 to 1.53) | ||
| Attitudes | Sugary drinks taste good | Agree | Reference | Reference |
| Not agree | 1.10 (0.89 to 1.36) | 1.31 (1.07 to 1.61) | ||
| Knowledge | Frequently drinking sugary drinks increases the risk of obesity | Not true | Reference | Reference |
| True | 2.34 (1.74 to 3.16) | 1.06 (0.77 to 1.45) | ||
| Expert trust | I trust messages from health experts on sugary drinks | Not agree | Reference | Reference |
| Agree | 2.01 (1.63 to 2.49) | 1.86 (1.51 to 2.28) | ||
| Industry trust | I trust messages from the food and beverage industry on sugary drinks | Not agree | Reference | Reference |
| Agree | 0.55 (0.44 to 0.69) | 1.37 (1.08 to 1.75) |
*All results are adjusted for all other variables listed.
Bold indicates statistically significant at the P<0.05 level.
SDIL, soft drinks industry levy.