Table 4.
Time-by-group interactions and effect sizes for the personal determinants in randomized controlled trial 1.
| Personal determinants | CGa, mean (SD) | IGb, mean (SD) | Time×group (ref: pre×CG), beta (SE) | ESc | ||
| Pre | Post | Pre | Post | |||
| Self-efficacyd | 5.68 (1.98) | 6.88 (1.22) | 6.35 (1.81) | 7.23 (1.61) | −1.24 (0.48)e | −0.17 |
| Outcome expectanciesd | 7.03 (1.51) | 8.01 (1.10) | 7.62 (1.63) | 8.04 (0.96) | −0.09 (0.42) | −0.35 |
| Risk perceptionf | 4.46 (1.81) | 5.10 (1.71) | 5.16 (2.19) | 4.74 (92.05) | −1.17 (0.53)e | −0.51 |
| Action planningf | 5.41 (1.99) | 5.29 (2.21) | 5.19 (2.32) | 6.09 (2.05) | 1.18 (0.65)g | 0.46 |
| Coping planningd | 3.52 (2.43) | 4.69 (2.22) | 3.95 (2.66) | 5.77 (2.32) | 0.79 (0.54) | 0.25 |
| Intentionf | 6.87 (2.83) | 7.88 (1.26) | 7.82 (2.11) | 8.06 (1.81) | −0.87 (0.76) | −0.32 |
| Monitoringh | 4.65 (3.21) | 4.84 (2.98) | 3.46 (2.61) | 5.17 (2.41) | 0.47 (0.18)i | 0.54 |
aCG: control group.
bIG: intervention group.
cES: effect size.
dGamma (identity).
eP<.05.
fGaussian (identity).
gP<.10.
hGamma (log).
iP<.01.