From: Brushing behavior among young adolescents: does perceived severity matter
Constructs (number of items) | Sample item | Possible score range | Cronbach’s alpha coefficient* |
---|---|---|---|
Perceived susceptibility (3) | Only when I am young my teeth would be healthy. | 3-15 | 0.77 |
Perceived subjective severity (3) | Tooth decay will cause me bad breath smell. | 3-15 | 0.76 |
Perceived objective severity (4) | Tooth decay will make me look bad when I am laughing. | 4-20 | 0.81 |
Perceived benefits (3) | Brushing my teeth can prevent tooth decay. | 3-15 | 0.71 |
Perceived psychological barriers (5) | When I am tired I do not brush my teeth. | 5-25 | 0.85 |
Perceived physical barriers (2) | My gums will bleed when I brush my teeth. | 2-10 | 0.76 |
Self-efficacy (5) | I am confident that I can brush my teeth even when I am tired. | 5-25 | 0.86 |