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. Author manuscript; available in PMC: 2010 Sep 1.
Published in final edited form as: Behav Pharmacol. 2009 Sep;20(5-6):461–473. doi: 10.1097/FBP.0b013e3283305ec7

Table 4.

Slope and significance-level data for regression-models of Figure 4.

Effect Slope (95% upper or lower bound) One-sided p-value
ln(k) $10 -4.16 (-1.17) 0.014
ln(k) $1000 -2.48 (-0.15) 0.041
ln(k) $1000 cigs -3.03 (-0.81) 0.015
cigarettes per day -0.87 (-0.17) 0.022
ln(W-FTMS) 15.93 (1.94) 0.032

Regression slopes, with 95% upper (alternatively, lower) confidence bounds and one-sided p-values, for predictors of grand mean relapse times. Regression slopes were computed individually for each predictor. “ln(k)” = natural logarithm of a discounting coefficient, where commodities discounted are $10 in money, $1000 in money, $1000 worth of cigarettes. Reported cigarettes smoked per day is also a predictor.

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