Health Belief Model construct definitions for analyses
| Behavioural theory | Construct | Brief definition |
| Health belief model | Perceived susceptibility | Beliefs regarding the chance of a child drowning in a small amount of water |
| Perceived severity | Beliefs regarding how serious the consequences of a child drowning would be | |
| Perceived benefits | Beliefs regarding the efficacy of the advised actions in the video to reduce the risk or seriousness of issue | |
| Perceived barriers | Beliefs regarding the tangible and psychological costs of the advised actions in the video | |
| Cues to action | Strategies to activate an individual's readiness to take action to reduce the risk of a child drowning | |
| Self-efficacy | An individual's confidence in their ability to take action and overcome barriers to reduce the risk of a child drowning |
Adapted from Glanz et al.25