Table 4.
Means (SD) and Treatment Effects on Secondary Health Outcomes
| Assessment Time-point | Average Raw Score | Linear Mixed Model | ||||
|---|---|---|---|---|---|---|
| Outcome (Instrument) | Month | MABT (SD) | TAU (SD) | β | F | P |
| Psychological Symptoms | ||||||
| Eating Disorder Symptoms (EDE-Q) | BL | 1.4 (0.61) (n=31)* |
1.7 (0.61) (n=15)* |
|||
| 3mo | 1.3 (0.6) (n=24)* |
1.6 (0.64) (n=11) |
−0.26 | 1.38 | 0.24 | |
| 6mo | 1.0 (0.53) (n=22)* |
2.3 (0.7) (n=12)* |
−0.66 | 7.24 | 0.01 | |
| 9mo | 1.1 (0.53) (n=24)* |
2.5 (0.75) (n=11)* |
−0.80 | 7.61 | 0.01 | |
| Depression (BSI) | BL | 2.4 (0.34) | 2.2 (0.43) | |||
| 3mo | 1.1 (0.55) | 1.1 (0.48) | −0.24 | 0.38 | 0.54 | |
| 6mo | .79 (0.5) | 1.5 (0.56) | −1.01 | 5.76 | 0.02 | |
| 9mo | . 90 (0.54) | 1.8 (0.69) | −1.11 | 6.10 | 0.02 | |
| Anxiety (BSI) | BL | 2.0 (0.34) | 1.8 (0.45) | |||
| 3mo | 1.1 (0.46) | 1.1 (0.46) | −0.08 | 0.08 | 0.77 | |
| 6mo | .64 (0.46) | 1.21 (0.38) | −0.81 | 5.99 | 0.02 | |
| 9mo | .85 (0.5) | 1.4 (0.61) | −0.60 | 2.38 | 0.13 | |
| PTSD Symptoms (MPSS) | BL | 57 (2.55) | 48 (2.35) | |||
| 3mo | 32 (2.3) | 40 (2.85) | −0.35 | 1.50 | 0.22 | |
| 6mo | 24 (2.83) | 32 (2.61) | −0.48 | 2.27 | 0.14 | |
| 9mo | 25 (2.64) | 37 (3.66) | −0.40 | 1.29 | 0.26 | |
| Physical Symptoms and Pain | ||||||
| Physical Symptoms (MED) | BL | 15 (6.11) | 15 (6.08) | |||
| 3mo | 12 (5.76) | 12 (5.8) | 0.10 | 0.32 | 0.58 | |
| 6mo | 11 (7.68) | 13 (5.81) | 0.15 | 0.59 | 0.45 | |
| 9mo | 10 (6.45) | 14 (5.61) | −0.25 | 1.02 | 0.31 | |
| Physical Symptom Frequency (MED) | BL | 3.6 (1.23) | 3.6 (1.08) | |||
| 3mo | 2.9 (0.94) | 3.3 (1.03) | −0.32 | 1.15 | 0.29 | |
| 6mo | 3.29 (1.31) | 3.4 (0.58) | −0.14 | 0.21 | 0.65 | |
| 9mo | 3.0 (1.3) | 3.8 (1.14) | −0.69 | 5.24 | 0.03 | |
| Pain Score (VAS) | BL | 45 (22.04) | 42 (25.93) | |||
| 3mo | 37 (18.61) | 43 (23.57) | −0.27 | 1.17 | 0.28 | |
| 6mo | 33 (25.89) | 38 (21.44) | −0.25 | 0.79 | 0.38 | |
| 9mo | 30 (25.6) | 46 (22.99) | −0.57 | 2.61 | 0.11 | |
| Coping Indicators | ||||||
| Dissociation Experiences (DES) | BL | 13 (1.17) | 12 (1.61) | |||
| 3mo | 10 (1.2) | 16 (1.82) | −0.70 | 6.95 | 0.01 | |
| 6mo | 7.8 (1.23) | 13 (1.34) | −0.71 | 6.64 | 0.01 | |
| 9mo | 6.0 (1.17) | 15 (2.07) | −0.95 | 9.72 | 0.00 | |
| Perceived Stress (PSS) | BL | 11 (2.9) | 12 (2.58) | |||
| 3mo | 5.6 (3.36) | 7.2 (2.89) | −0.58 | 2.50 | 0.12 | |
| 6mo | 5.1 (3.58) | 7.18 (3.9) | −0.63 | 2.26 | 0.14 | |
| 9mo | 5.0 (3.24) | 8.0 (3.71) | −1.03 | 4.22 | 0.04 | |
| Positive Affect (PANAS) | BL | 24 (6.78) | 24 (7.87) | |||
| 3mo | 35 (8.87) | 34 (8.33) | 0.20 | 0.31 | 0.58 | |
| 6mo | 36 (9.32) | 31 (10.16) | 0.39 | 0.86 | 0.36 | |
| 9mo | 35 (9.79) | 28 (10.91) | 0.55 | 1.27 | 0.26 | |
| Negative Affect (PANAS) | BL | 34 (7.84) | 36 (8.22) | |||
| 3mo | 21 (7.2) | 25 (8.36) | −0.21 | 0.52 | 0.47 | |
| 6mo | 19 (6.45) | 23 (8.43) | −0.18 | 0.30 | 0.58 | |
| 9mo | 20 (8.36) | 25 (9.06) | −0.45 | 1.32 | 0.25 | |
| Control Difficulties (DERS) | BL | 15 (0.93) | 12 (0.39) | |||
| 3mo | 8.7 (0.5) | 9.8 (0.54) | −0.43 | 3.68 | 0.06 | |
| 6mo | 7.3 (0.36) | 10 (0.72) | −0.55 | 5.82 | 0.02 | |
| 9mo | 8.4 (0.57) | 10 (0.60) | −0.45 | 3.15 | 0.08 | |
| Limited Strategies (DERS) | BL | 22 (0.76) | 19 (0.66) | |||
| 3mo | 14 (0.67) | 15 (0.66) | −0.44 | 2.53 | 0.12 | |
| 6mo | 13 (0.6) | 17 (0.83) | −0.70 | 5.05 | 0.03 | |
| 9mo | 14 (0.66) | 18 (0.86) | −0.63 | 2.78 | 0.10 | |
| Lack of Clarity (DERS) | BL | 14 (0.58) | 14 (0.69) | |||
| 3mo | 11(0.56) | 12 (0.50) | −0.15 | 0.33 | 0.57 | |
| 6mo | 10 (0.48) | 12 (0.62) | −0.20 | 0.41 | 0.52 | |
| 9mo | 19 (0.58) | 12 (0.75) | −0.37 | 0.94 | 0.34 | |
| MABT Process Variables | ||||||
| Bodily Dissociation (SBC) | BL | 1.6 (0.69) | 1.6 (0.67) | |||
| 3mo | 1.2 (0.64) | 1.1 (0.29) | 0.08 | 0.10 | 0.75 | |
| 6mo | .94 (0.47) | 1.3 (0.53) | −0.47 | 3.53 | 0.06 | |
| 9mo | 0.88 (0.39) | 1.4 (0.61) | −0.70 | 6.60 | 0.01 | |
| Body Investment (BIS) | BL | 7.5 (1) | 7.5 (1.1) | |||
| 3mo | 7.7 (1.1) | 7.6 (.92) | 0.05 | 0.03 | 0.85 | |
| 6mo | 7.7 (1.3) | 7.6 (1.0) | 0.20 | 0.40 | 0.53 | |
| 9mo | 8.0 (1.1) | 7.3 (1.1) | 0.70 | 3.79 | 0.06 | |
| Body Awareness (SBC) | BL | 2.4 (0.6) | 2.5 (0.59) | |||
| 3mo | 2.6 (0.66) | 2.6 (0.81) | 0.05 | 0.02 | 0.88 | |
| 6mo | 2.5 (0.67) | 2.4 (0.71) | 0.30 | 0.82 | 0.37 | |
| 9mo | 2.5 (0.65) | 2.4 (0.52) | 0.21 | 0.30 | 0.59 | |
| Mindfulness Skills (5FFMQ) | BL | 116 (23.98) | 122 (22.79) | |||
| 3mo | 135 (24.76) | 129 (17.14) | 0.26 | 0.94 | 0.33 | |
| 6mo | 139 (22.29) | 130 (22.49) | 0.33 | 1.26 | 0.27 | |
| 9mo | 139 (23.9) | 131 (19.34) | 0.23 | 0.46 | 0.50 | |
BL = Baseline;
*
the sample size for MABT and TAU at each time-point for all measures
Note: MABT and TAU were comparable on all measures at baseline.