Figure 4.

Caregivers’ experiences with the Smart E-Toothbrush from questionnaires at baseline, week 1, and week 4. Difficulty, frustration, help brushing, satisfaction, and stress: Reported on a scale of 0–10 (0 being not difficult at all, not frustrated at all, not satisfied at all, or not stressful at all and 10 being extremely difficult, extremely frustrated, a great deal of help, extremely satisfied or extremely stressful). * The change in the median response for “help brushing” was statistically significant between week 1 and week 4 with Bonferroni corrected p-value = 0.0041.