Table 2.
The comparison of difference mean scores of body image and all dimensions of quality of life morbidly obese persons in pre- and postsurgery
| Test variable | Mean±SD | Paired t-test | ||
|---|---|---|---|---|
| Before | After | t | P | |
| Control | ||||
| Body image concern | 57.23±11.65 | 55.21±11.56 | 2.58 | 0.01 |
| QOL | 36.96±5.29 | 34.84±4.92 | 5.71 | <0.001 |
| Case | ||||
| Body image concern | 71.66±18.64 | 38.09±10.55 | −16.59 | <0.001 |
| QOL | 25.21±6.68 | 44.06±9.62 | 17.84 | <0.001 |
| Total self-concept of health | 1.78±0.97 | 4.05±0.94 | 18.45 | <0.001 |
| Physical function | 3.04±1.12 | 6.27±2.18 | 13.93 | <0.001 |
| Physical health | 2.74±1.55 | 5.74±2.66 | 9.92 | <0.001 |
| Emotional problems | 2.70±0.85 | 5.85±2.70 | 11.20 | <0.001 |
| Physical pain | 2.52±1.17 | 4.32±0.97 | 12.47 | <0.001 |
| Social activity | 3.18±1.57 | 4.60±1.16 | 6.65 | <0.001 |
| Vitality and vital energy | 2.64±1.04 | 4.26±1.20 | 10.37 | <0.001 |
| Mental health | 6.61±2.18 | 8.97±1.96 | 8.74 | <0.001 |
| BMI | 41.84±4.29 | 28.84±3.93 | −28.34 | <0.001 |
QOL=Quality of life, BMI=Body mass index, SD=Standard deviation