Table 3 Comparison of mean knowledge, motivation, and behavioural skills scores of intervention and control groups at 2 months, and 4 months post-intervention
Variable | Mean | df | t-value | Mean difference (95% CI) | p-value | |
|---|---|---|---|---|---|---|
Knowledge scores | ||||||
 2 months post-intervention | Intervention n = 170 | Control n = 159 |  |  |  |  |
85.57 (13.13) | 68.79 (17.88) | 288.90 | 9.65 | 16.78 (13.35–20.20) | < 0.001 | |
 4 months post-intervention | Intervention n = 139 | Control n = 128 |  |  |  |  |
92.00 (10.40) | 77.47 (20.33) | 185.69 | 7.26 | 14.54 (10.59–18.49) | < 0.001 | |
Motivation scores | ||||||
 2 months post-intervention | Intervention n = 170 | Control n = 159 |  |  |  |  |
86.21 (7.96) | 82.77 (10.26) | 297.88 | 3.37 | 3.43 (1.43–5.44) | 0.001 | |
 4 months post-intervention | Intervention n = 139 | Control n = 128 |  |  |  |  |
84.73 (7.46) | 82.41 (8.90) | 248.73 | 2.30 | 2.32 (0.34–4.31) | 0.022 | |
Behavioural skills scores | ||||||
 2 months post-intervention | Intervention n = 170 | Control n = 159 |  |  |  |  |
90.17 (9.66) | 83.85 (11.58) | 308.49 | 5.35 | 6.31 (4.00–8.64) | < 0.001 | |
 4 months post-intervention | Intervention n = 139 | Control n = 128 |  |  |  |  |
86.20 (10.93) | 78.46 (6.68) | 231.25 | 7.05 | 7.68 (5.58–9.90) | < 0.001 | |