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. Author manuscript; available in PMC: 2012 Jan 1.
Published in final edited form as: Neuroimage. 2010 Aug 10;54(1):42–48. doi: 10.1016/j.neuroimage.2010.08.008

Table 2.

Participant TAS-20 data

Controls Smokers Group t-test
Mean SD Mean SD t p
DIF 7.8 1.4 9.0 3.5 2.321 0.024
DDF 8.4 3.2 8.1 3.6 0.425 0.672
EOT 17.3 4.0 16.6 3.6 0.846 0.400
Total 33.4 5.6 33.7 7.3 0.225 0.823

DIF: difficulty identifying feelings

DDF: difficulty describing ones’ feelings

EOT: externally oriented thinking

Total: Total=DIF+DDF+EOT.

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