Table 1.
Quality of life, symptoms of depression and anxiety: comparison between pre- and post-bariatric surgery groups with and without subsequent BCS.
| Pre-bariatric surgery | Post-surgery no body contouring | Post-surgery and body contouring | Statistics | Adjusted for age | Adjusted for depressive symptoms | |
|---|---|---|---|---|---|---|
| M (SD) | M (SD) | M (SD) | ||||
| BMI current (kg/m2) | 48.74a (7.97) | 34.46b (7.31) | 32.46b (6.07) | F(2, 389) = 130.53 p < 0.001; η2 = 0.40 | F(2, 387) = 136.61 p < 0.001; η2 = 0.41 | F(2, 385) = 105.54 p < 0.001; η2 = 0.35 |
| Age | 41.63a (10.40) | 47.91b (11.30) | 47.97b (9.93) | F(2, 389) = 10.74 p < 0.001; η2 = 0.05 | – | F(2, 385) = 7.99 p < 0.001; η2 = 0.04 |
| Symptoms of anxiety (GAD-7 total score) | 8.00a (4.89) | 5.93b (5.21) | 5.41b (4.74) | F(2, 389) = 6.02 p = 0.003; η2 = 0.03 | F(2, 387) = 4.46 p = 0.012; η2 = 0.02 | F(2, 386) = 9.51 p < 0.001; η2 = 0.05 |
| Symptoms of depression (PHQ-9 total score) | 12.43a (5.32) | 7.24b (5.80) | 7.09b (5.17) | F(2, 387) = 26.99 p < 0.001; η2 = 0.12 | F(2, 385) = 24.31 p < 0.001; η2 = 0.11 | – |
| IWQOL total* | 118.91a (23.03) | 64.50b (27.95) | 58.94b (25.81) | F(2, 390) = 137.43 p < 0.001; η2 = 0.41 | F(2, 388) = 134.98 p < 0.001; η2 = 0.41 | F(2, 386) = 104.38 p < 0.001; η2 = 0.35 |
| IWQOL physical function* | 45.13a (8.50) | 22.90b (11.22) | 19.36c (9.15) | F(2, 389) = 155.26 p < 0.001; η2 = 0.44 | F(2, 387) = 184.10 p < 0.001; η2 = 0.49 | F(2, 385) = 112.12 p < 0.001; η2 = 0.37 |
| IWQOL self-esteem* | 28.89a (6.27) | 17.20b (8.50) | 16.26b (8.88) | F(2, 389) = 66.92 p < 0.001; η2 = 0.26 | F(2, 387) = 57.37 p < 0.001; η2 = 0.23 | F(2, 385) = 38.26 p < 0.001; η2 = 0.17 |
| IWQOL sexual life* | 13.42a (5.07) | 8.94b (5.27) | 8.58b (5.20) | F(2, 381) = 22.77 p < 0.001; η2 = 0.10 | F(2, 379) = 21.71 p < 0.001; η2 = 0.10 | F(2, 378) = 7.83 p < 0.001; η2 = 0.04 |
| IWQOL public distress* | 17.41a (5.50) | 8.64b (4.90) | 8.03b (4.43) | F(2, 388) = 101.89 p < 0.001; η2 = 0.34 | F(2, 386) = 90.25 p < 0.001; η2 = 0.32 | F(2, 385) = 69.06 p < 0.001; η2 = 0.26 |
| IWQOL work* | 12.86a (4.58) | 6.47b (3.52) | 5.76b (2.76) | F(2, 386) = 100.70 p < 0.001; η2 = 0.34 | F(2, 384) = 98.41 p < 0.001; η2 = 0.34 | F(2, 383) = 65.24 p < 0.001; η2 = 0.25 |
Values with different superscripts are significantly different (Tukey-B post-hoc tests). η2 = eta-squared (effect size).
*
Lower scores indicate less impairment = better quality of life.
Abbreviation: IWQOL, Impact of Weight on Quality of Life-Lite.