Table 3 The effect of demographic variables on the change of questionnaire score (∆)
From: Preparation and evaluation of a multimedia oral health education software for teenagers
Variable | Mean ± Sd(∆) | P - value | |
|---|---|---|---|
Sex | Male Female | 3.54 ± 2.6 3.06 ± 2.6 | 0.457† |
Age | 13 14 ≥ 15 | 3.45 ± 2.1A 3.60 ± 2.5AB 2.56 ± 2.5B | 0.004* |