Table 3.
Nonusers | Used for PA only | Used for diet only | Used for both (ref) | |
---|---|---|---|---|
Goal setting | n = 13 | n = 13 | n = 21 | n = 167 |
M BMI change (SD) | 0.49 (0.97)* | 0.23 (1.24) | 0.08 (1.50)* | −0.88 (2.13) |
Action planning | n = 28 | n = 14 | n = 25 | n = 146 |
M BMI change (SD) | 0.17 (1.43)* | −0.08 (1.18) | −0.63 (1.61) | −0.87 (2.20) |
Prompt use | n = 61 | n = 10 | n = 21 | n = 120 |
M BMI change (SD) | −0.61 (1.65) | −0.42 (1.19) | −0.24 (1.59) | −0.79 (2.29) |
Motivating | n = 22 | n = 9 | n = 18 | n = 162 |
M BMI change (SD) | 0.38 (1.40)* | −0.66 (1.40) | −0.19 (1.26) | −0.85 (2.16) |
Social support | n = 46 | n = 10 | n = 32 | n = 124 |
M BMI change (SD) | −0.01 (1.66)** | −0.63 (2.11) | −0.03 (1.45)* | −1.03 (2.20) |
Self-monitoring | n = 46 | n = 22 | n = 15 | n = 130 |
M BMI change (SD) | 0.02 (1.53)* | −0.65 (2.25) | −0.26 (0.90) | −0.92 (2.19) |
Goal review | n = 51 | n = 14 | n = 15 | n = 134 |
M BMI change (SD) | −0.06 (1.43)* | 0.47 (1.75)* | −0.67 (1.33) | −0.98 (2.22) |
Preparing for/dealing with setbacks | n = 56 | n = 14 | n = 26 | n = 118 |
M BMI change (SD) | 0.06 (1.58)* | −0.84 (1.91) | −0.62 (1.27) | −0.96 (2.28) |
*p < .05; **p < .01 (significant differences in BMI change compared to the reference group (those who used the BCT for both behaviors))