Variable (range) | Group | Before intervention | Immediately after intervention | 2-month after intervention | P.value |
---|---|---|---|---|---|
Mean ± SD | Mean ± SD | Mean ± SD | |||
Brushing | Experimental | 1.73 ± 0.64 | 1.84 ± 0.85 | 1.82 ± 0.76 | 0.18 |
Control | 1.66 ± 0.78 | 1.66 ± 0.74 | 1.63 ± 0.85 | 0.14 | |
p-value* | 0.17 | < 0.001 | < 0.001 |  | |
Mean difference | 0.18 | 0.14 | 0.19 | Â | |
Visit of dentists | Experimental | 1.49 ± 0.59 | 1.76 ± 0.48 | 1.7 ± 0.58 | < 0.001 |
Control | 1.51 ± 0.59 | 1.51 ± 0.52 | 1.49 ± 0.54 | 0.06 | |
p-value* | 0.7 | < 0.001 | < 0.001 |  | |
Mean difference | −0.02 | 0.25 | 0.21 |  | |
Dental flossing | Experimental | 1.38 ± 0.48 | 1.62 ± 0.48 | 1.72 ± 0.38 | < 0.01 |
Control | 1.34 ± 0.43 | 1.53 ± 0.50 | 1.66 ± 0.52 | < 0.01 | |
p-value* | 0.08 | < 0.01 | < 0.001 |  | |
Mean difference | 0.04 | 0.09 | 0.06 | Â | |
Attitude 5–25 | Experimental | 19.33 ± 1.52 | 21.25 ± 3.3 | 20.72 ± 3.3 | 0.04 |
Control | 19 ± 1 | 17 ± 2.58 | 16.75 ± 3.22 | 0.3 | |
p-value* | 0.66 | < 0.01 | < 0.001 |  | |
Mean difference | 0.33 | 4.25 | −0.03 |  | |
Subjective norms 4–20 | Experimental | 12.4 ± 2.07 | 15.8 ± 2.38 | 15.55 ± 1.86 |  |
Control | 12.6 ± 1.14 | 12.52 ± 1.52 | 12.22 ± 1.48 | 0.16 | |
p-value* | 0.74 | < 0.01 | < 0.01 |  | |
Mean difference | −0.2 | 0.28 | 0.33 |  | |
perceived behavioral control 4–20 | Experimental | 9.8 ± 1.92 | 14.4 ± 2.3 | 14.2 ± 2.1 | < 0.01 |
Control | 9.6 ± 1.14 | 9.6 ± 1.81 | 9.2 ± 1.78 | 0.19 | |
p-value* | 0.81 | < 0.03 | < 0.02 |  | |
Mean difference | 0.2 | 4.8 | 5 | Â | |
intention 4–20 | Experimental | 8.24 ± 3.5 | 14 ± 2.94 | 13.98 ± 1.94 | < 0.02 |
Control | 9 ± 2.1 | 8.42 ± 2.87 | 8.12 ± 2.93 | 0.36 | |
p-value* | 0.62 | < 0.02 | < 0.02 |  | |
Mean difference | −0.76 | 5.58 | 5.86 |  | |
DMFT | Experimental | 2.311 ± 0.29 | 2.32 ± 0.28 | 0.01 ± 0.01 | 0.6 |
Control | 2.32 ± 0.28 | 2.33 ± 0.27 | 0.01 ± 0.01 | 0.4 | |
p-value | 0.06 | 0.7 | 0.8 | Â | |
Mean difference | 0.01 | 0.01 | 0.00 | Â | |
BOP PSI (min 0–max 5.5 mm) | Experimental | 2.05 ± 0.07 | 1.89 ± 0.31 | 1.90 ± 0.32 | < 0.01 |
control | 2.04 ± 0.04 | 2.94 ± 0. 32 | 2.91 ± 0. 29 | 0.25 | |
p-value* | 0.74 | < 0.01 | < 0.01 |  | |
Mean difference | 0.01 | −1.05 | −1.01 |