Table 7. Comparison of mean scores and mean scores of change on patients’ clinical outcomes between the intervention and control groups.
| Variables | Intervention group | Control group | t | df | p- value | ||
|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||||
| Pretest of clinical outcomes | |||||||
| HbA1c | 8.0 | 1.9 | 8.5 | 2.9 | -0.788 | 58 | 0.434 |
| Body mass index | 23.7 | 3.5 | 24.3 | 3.5 | -0.680 | 58 | 0.499 |
| Total cholesterol | 204.3 | 32.6 | 199.7 | 41.3 | 0.478 | 58 | 0.643 |
| Posttest of clinical outcomes | |||||||
| HbA1c | 6.4 | 1.1 | 8.2 | 2.6 | -3.464 | 58 | 0.001 |
| Body mass index | 23.5 | 2.8 | 24.2 | 2.6 | -0.984 | 58 | 0.329 |
| Total cholesterol | 176.1 | 22.3 | 198.3 | 38.4 | -2.315 | 58 | 0.024 |
| Mean score of change (posttest-pretest) | |||||||
| HbA1c | -1.6 | 1.4 | -0.3 | 0.9 | -4.001 | 58 | < 0.001 |
| Body mass index | -0.1 | 3.1 | -0.0 | 1.5 | -0.128 | 58 | 0.901 |
| Total cholesterol | -28.2 | 35.8 | -1.4 | 16.5 | -3.713 | 58 | 0.001 |
SD: standard deviation; HbA1c: glycated hemoglobin.