Table 2 Comparison of the TPB construct scores between both groups before and after the intervention
Variable | GroupTime | Experimental group Mean ± SD | Control group Mean ± SD | P-value* |
|---|---|---|---|---|
Attitude | Baseline | 5.5 ± 19.0 | 4.9 ± 18.1 | 0.109 |
2-months follow-up | 6.2 ± 23.2 | 6.6 ± 18.4 | 0.001 | |
P-value** | 0.001 | 0.777 | – | |
PBC | Baseline | 4.4 ± 13.4 | 3.7 ± 13.6 | 0.625 |
2-months follow-up | 5.2 ± 14.9 | 4.2 ± 13.7 | 0.037 | |
P-value** | 0.006 | 0.933 | – | |
SN | Baseline | 1.9 ± 5.0 | 2.2 ± 4.7 | 0.160 |
2-months follow-up | 3.7 ± 6.9 | 2.5 ± 4.8 | 0.001 | |
P-value** | 0.001 | 0.658 | – | |
AP | Baseline | 8.5 ± 4.5 | 4.5 ± 8.8 | 0.585 |
2-months follow-up | 6.3 ± 10.9 | 4.0 ± 8.7 | 0.001 | |
P-value** | 0.001 | 0.991 | – | |
CP | Baseline | 6.9 ± 14.4 | 6.6 ± 14.7 | 0.970 |
2-months follow-up | 8.1 ± 16.6 | 6.7 ± 14.4 | 0.048 | |
P-value** | 0.011 | 0.712 | – | |
intention | Baseline | 3.2 ± 6.0 | 2.7 ± 5.6 | 0.301 |
2-months follow-up | 4.1 ± 7.8 | 2.5 ± 5.0 | 0.001 | |
P-value** | 0.001 | 0.008 |