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. Author manuscript; available in PMC: 2009 Sep 1.
Published in final edited form as: Psychol Aging. 2008 Sep;23(3):634–645. doi: 10.1037/a0012577

Table 2. ANOVA Results from the Complete Release-from-PI Operation Span Task.

Source df F ηp2 p
Between subjects
Age Group 1 47.78** .266 .000
Subject within-group error 132 (0.58)

Within subjects
List Length 2 262.54** .665 .000
List Length × Age Group 2 21.30** .139 .000
List Length within-group error 264 (0.20)
Buildup Cycle 3 3.75* .028 .011
Buildup Cycle × Age Group 3 2.0 .015 .113
Buildup Cycle within-group error 396 (0.13)
PI level (Trial) 2 195.15** .597 .000
PI level × Age Group 2 9.13** .065 .000
Trial within-group error 264 (0.14)
List Length × Buildup Cycle 6 3.76** .028 .001
List Length × Buildup Cycle × Age Group 6 2.67* .020 .014
List Length × Buildup Cycle error 792 (0.13)
List Length × Trial 4 33.91** .204 .000
List Length × Trial × Age Group 4 0.30 .002 .880
List Length × Trial error 528 (0.14)
Buildup Cycle × Trial 6 6.51** .047 .000
Buildup Cycle × Trial × Age Group 6 1.56 .012 .156
Buildup Cycle × Trial error 792 (0.13)
List Length × Buildup Cycle × Trial 12 6.82** .049 .000
List Length × Buildup Cycle × Trial × Age Group 12 1.25 .009 .244
List Length × Buildup Cycle × Trial error 1584 (0.14)