Skip to main content
. Author manuscript; available in PMC: 2014 Feb 1.
Published in final edited form as: Psychoneuroendocrinology. 2012 Jun 21;38(2):179–187. doi: 10.1016/j.psyneuen.2012.05.012

Table 3.

Mean (SD) of cortisol and IL-6 levels for never and former smokers across the laboratory session.

Never Smokers
(N=64)		 Former Smokers
(N=25)		 P-value
Salivary Cortisol (µg/dL)*
    Baseline 1.18 (0.07) 1.20 (0.21) 0.64
    Post stress 1.27 (0.19) 1.25 (0.23) 0.61
    30 minutes post stress 1.21 (0.14) 1.19 (0.17) 0.41
    45 minutes post stress 1.18 (0.11) 1.16 (0.14) 0.40
    60 minutes post stress 1.16 (0.10) 1.14 (0.10) 0.48
    75 minutes post stress 1.15 (0.08) 1.13 (0.08) 0.27
    120 minutes post stress 1.11 (0.06) 1.23 (0.61) 0.20
IL-6 (pg/mL)*
    Baseline 2.01 (2.06) 1.74 (1.78) 0.45
    45 minutes post stress 2.09 (1.87) 1.87 (1.85) 0.29
    120 minutes post stress 2.57 (2.05) 2.82 (2.25) 0.51

SD = standard deviation; IL-6 = Interleukin-6

*

The raw values are displayed for clarity and all tests were conducted on log transformed data.