Table 4.
The effect of pre and postintervention.
| Characteristic | Group | Preintervention | Postintervention | Effect of intervention | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ΔMean | t | Value of pa (95% CI) | Value of pb (95% CI) | Effect sizec | ||
| DASS-21 | WCG | 37.73 | 15.13 | 36.35 | 6.71 | -1.38 | 1.18 | 0.243 (−2.22, 8.62) |
0.132 (−0.49, 3.49) |
0.07 |
| iMBSR | 38.71 | 13.17 | 33.15 | 12.74 | −5.56 | 0.019* (0.27, 2.76) |
||||
| Depression | WCG | 12.19 | 5.66 | 10.69 | 2.13 | −1.5 | 0.090 | 0.918 (−1.74, 1.91) |
0.714 (−1.58, 2.28) |
0.02 |
| iMBSR | 12.12 | 4.28 | 10.61 | 4.33 | −1.5 | 0.002* (0.79, 3.21) |
||||
| Anxiety | WCG | 12.23 | 5.13 | 11.88 | 2.63 | −0.4 | 2.283 | 0.041* (0.76, 3.65) |
0.620 (−2.35, 1.43) |
0.55 |
| iMBSR | 12.02 | 4.64 | 10.02 | 4.04 | −2.0 | 0.007* (0.60, 3.50) |
||||
| Stress | WCG | 13.31 | 5.77 | 13.77 | 3.66 | 0.5 | 0.997 | 0.277 (−1.03, 3.55) |
0.481 (−3.43, 1.66) |
0.26 |
| iMBSR | 14.56 | 5.46 | 12.51 | 5.72 | −2.1 | 0.001** (2.40, 8.72) |
||||
| BIS | WCG | 11.04 | 5.88 | 11.92 | 3.49 | 0.9 | 2.765 | 0.003* (1.22, 5.75) |
0.298 (−4.52, 1.45) |
0.73 |
| iMBSR | 12.05 | 6.98 | 8.44 | 5.78 | −3.6 | 0.000** (1.79, 5.43) |
||||
| GSES | WCG | 10.58 | 5.70 | 12.12 | 4.35 | 1.5 | −2.762 | 0.004* (−6.77, −1.39) |
0.579 (−3.69, 6.46) |
0.73 |
| iMBSR | 12.05 | 6.98 | 16.20 | 6.68 | 4.2 | 0.009* (−7.22, −1.08) |
||||
*p ≦ 0.05; **p ≦ 0.001; Δpost-test minus pre-test scores; t Student t-test; a and c The score between group; b The score within group; DASS-21 Depression Anxiety Stress Scales-21; BIS The Body Image Scale; GSES General self-efficacy scale.