EFFICACY OF TEMPORARY FIXED RETENTION FOLLOWING ...
EFFICACY OF TEMPORARY FIXED RETENTION FOLLOWING ...
EFFICACY OF TEMPORARY FIXED RETENTION FOLLOWING ...
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Table C-4. Results of ANCOVA tests of whether the amount of relapse depends<br />
on the kind of retention; dependent variable is Molar Correction (MC), with<br />
time-out-of-treatment as a covariate.<br />
Source df Sum Squares F Ratio P Value<br />
Retention 1 7.50 2.30 0.1312<br />
Sex 1 1.95 0.60 0.4406<br />
Time 1 1.05 0.32 0.5702<br />
Retention-x-Sex 1 8.28 2.54 0.1129<br />
Retention-x-Time 1 1.12 0.34 0.5587<br />
Sex-x-Time 1 3.92 1.20 0.2741<br />
Retention-x-Sex-x-Time 1 2.85 0.88 0.3506<br />
Table C-5. Results of ANCOVA tests of whether the amount of relapse depends<br />
on the kind of retention; dependent variable is Anterior Segment Ratio (ASR),<br />
with time-out-of-treatment as a covariate.<br />
Source df Sum Squares F Ratio P Value<br />
Retention 1 16.35 1.50 0.2220<br />
Sex 1 22.64 2.08 0.1511<br />
Time 1 8.49 0.78 0.3782<br />
Retention-x-Sex 1 4.03 0.37 0.5434<br />
Retention-x-Time 1 16.69 1.53 0.2173<br />
Sex-x-Time 1 14.91 1.37 0.2435<br />
Retention-x-Sex-x-Time 1 0.94 0.09 0.7686<br />
Table C-6. Results of ANCOVA tests of whether the amount of relapse depends<br />
on the kind of retention; dependent variable is Incisor Segment Ratio (ISR), with<br />
time-out-of-treatment as a covariate.<br />
Source df Sum Squares F Ratio P Value<br />
Retention 1 109.61 6.57 0.0113<br />
Sex 1 1.18 0.07 0.7908<br />
Time 1 14.53 0.87 0.3522<br />
Retention-x-Sex 1 20.02 1.20 0.2750<br />
Retention-x-Time 1 95.02 5.70 0.0182<br />
Sex-x-Time 1 47.07 2.82 0.0950<br />
Retention-x-Sex-x-Time 1 35.05 2.10 0.1492<br />
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