Table 4 Mean and standard deviation of nutritional score and self-efficacy score of the older adults in the control and test groups, before and after the educational intervention (n = 110)
From: Nutrition self-efficacy intervention to improve nutritional status of Iranian older adults
Variables | Pre intervention (mean ± SD) | After intervention (mean ± SD) | Mean difference (mean ± SD) | ‡p value | 3-month follow-up (mean ± SD) | Mean difference (mean ± SD) | §p value | |
|---|---|---|---|---|---|---|---|---|
Nutrition | Intervention group | 25.1 ± 2.3 | 28.3 ± 5.2 | 3.2 ± 1.94 | 0.001 | 27.6 ± 6.3 | 2.5 ± 2.24 | 0.001 |
Control group | 25.3 ± 3.3 | 25.4 ± 2.2 | 0.1 ± .02 | 0.448 | 25.2 ± 0.3 | − 0.10 ± 3.2 | 0.568 | |
†p value | 0.961* | 0.001 | 0.001 | 0.001 | 0.001 | |||
Self-efficacy | Intervention group | 19.3 ± 4.8 | 22.4 ± 3.8 | 3.1 ± 1.4 | 0.001 | 22.7 ± 3.6 | 3.4 ± 2.1 | 0.001 |
control group | 19.3 ± 7.5 | 19.3 ± 3.7 | 0.0 ± 3.9 | 0.094 | 19.5 ± 3.7 | 0.2 ± 2.6 | 0.127 | |
† p value | 0.626 | 0.001 | 0.001 | 0.001 | 0.001 | |||