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. Author manuscript; available in PMC: 2009 Feb 24.
Published in final edited form as: Dev Neurobiol. 2008 Nov;68(13):1463–1473. doi: 10.1002/dneu.20667

Table 4.

Visual Between-Group Results

Comparison χ2 (df, N/n) p-value α Significance γ
First Approach
    Omnibus 17.251 (3, 126) 0.001 0.05 * −0.468
    Control vs. E15-E16 10.352 (1, 63) 0.001 0.008 * −0.692
    E8-E9 vs. E15-E16 8.875 (1, 66) 0.003 0.01 * −0.642
    Control vs. E22-E23 8.042 (1, 60) 0.004 0.0125 * −0.649
    E8-E9 vs. E22-E23 6.567 (1, 63) 0.009 0.017 * −0.594
    Control vs. E8-E9 0.105 (1, 65) 0.745 0.025 NS −0.090
    E15-E16 vs. E22-E23 0.083 (1, 61) 0.773 0.05 NS +0.077
Duration Preference Score
    Omnibus 18.000 (3, 107) 0.000 0.05 * −0.539
    E8-E9 vs. E22-E23 12.726 (1, 52) 0.000 0.008 * −0.800
    Control vs. E22-E23 10.250 (1, 55) 0.001 0.01 * −0.726
    E8-E9 vs. E15-E16 7.971 (1, 52) 0.005 0.0125 * −0.705
    Control vs. E15-E16 5.867 (1, 55) 0.015 0.017 * −0.603
    E15-E16 vs. E22-E23 0.666 (1, 56) 0.415 0.025 NS −0.219
    Control vs. E8-E9 0.251 (1, 51) 0.617 0.05 NS +0.176
No Preference Comparisons
    Omnibus 7.765 (3, 120) 0.051 0.05 NS +0.106