Table 2.
Summary of mixed ANOVA between-subjects effects models
| Model 1. Baseline variables predicting change in HEI-15 from baseline to 6-months FU | |||||||
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| Predictor Variable (Units/scale range) | Sum of Squares | df | Mean Square | F | P value | Partial eta 2 | |
|
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| Between-Subject Summary | Intercept | 83486.45 | 1 | 83486.45 | 501.30 | <.001 | .887 |
| Sex | 31.38 | 1 | 31.38 | 0.19 | .670 | .003 | |
| Race | 9.35 | 1 | 9.35 | 0.06 | .810 | .001 | |
| AAQW-R (Baseline) | 762.00 | 1 | 762.00 | 4.58 | .036 | .067 | |
| Error | 10658.49 | 64 | 166.54 | ||||
|
| |||||||
| Within-Subject Summary | Time | 50.03 | 1 | 50.03 | 1.46 | .231 | .022 |
| Time × Sex | 223.65 | 1 | 223.65 | 6.54 | .013 | .093 | |
| Time × Race | 14.78 | 1 | 14.78 | 0.43 | .513 | .007 | |
| Time × AAQW-R (Baseline) | 7.02 | 1 | 7.02 | 0.21 | .652 | .003 | |
| Error (Time) | 2188.19 | 64 | 34.19 | ||||
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| Model 2. Change in AAQW-R from baseline to post-treatment predicting change in HEI-15 from baseline to 6-months FU | |||||||
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| Predictor Variable (Units/scale range) |
Sum of Squares | df | Mean Square | F | P value | Partial eta 2 | |
|
| |||||||
| Between-Subject Summary | Intercept | 26423.06 | 1 | 26423.05 | 148.45 | <.001 | .669 |
| Sex | 51.76 | 1 | 51.76 | 0.29 | .592 | .005 | |
| Race | 52.17 | 1 | 52.17 | 0.29 | .590 | .005 | |
| AAQW-R change | 29.10 | 1 | 29.10 | 0.16 | .687 | .003 | |
| Error | 11391.30 | 64 | 177.99 | ||||
|
| |||||||
| Within-Subject Summary | Time | 70.74 | 1 | 70.74 | 2.07 | .155 | .031 |
| Time × Sex | 221.66 | 1 | 221.66 | 6.48 | .013 | .092 | |
| Time × Race | 8.24 | 1 | 8.24 | 0.24 | .625 | .004 | |
| Time × AAQW-R change | 4.75 | 1 | 4.75 | 0.14 | .711 | .002 | |
| Error (Time) | 2190.46 | 64 | 34.23 | ||||