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. 2018 Apr 4;38(14):3507–3519. doi: 10.1523/JNEUROSCI.0026-18.2018

Table 1.

Statistics of two-reward operant experiment: results for repeated-measures ANOVA and Newman–Keuls post hoc testa

Lever Repeated-measures ANOVA
Newman–Keuls post hoc test
t test (comparison active/inactive)
Within-group comparison
Between reward comparison
Test df Effect F p Reward Test p Test p Test p
Active BL, EXT 1,24 reward 0.136 0.716 EtOH
Test-session 53.099 0.0001 EtOH BL, EXT 0.0002 BL 0.559 BL 0.0002
interaction 0.214 0.648 Sac BL, EXT 0.0002 EXT 0.939 EXT 0.273
EXT, RE 1,24 reward 4.194 0.052
Test-session 61.623 0.0001 EtOH EXT, RE 0.0001 RE 0.0001
interaction 3.851 0.061 Sac EXT, RE 0.001 RE 0.007
Inactive BL, EXT 1,24 reward 3.242 0.084 Saccharin
Test-session 51.616 0.0001 EtOH BL, EXT 0.0001 BL 0.01 BL 0.0012
interaction 3.873 0.06 Sac BL, EXT 0.001 EXT 0.72 EXT 0.273
EXT, RE 1,24 reward 1.544 0.225
Test-session 43.587 0.0001 EtOH EXT, RE 0.002 RE 0.0012
interaction 1.419 0.245 Sac EXT, RE 0.0001 RE 0.1

aComparison between active and inactive lever was done using two-tailed paired t test. BL, Self-administration baseline; EXT, extinction; RE, cue-induced reinstatement; EtOH, ethanol; Sac, saccharin.