Table 3 Overview of the effects of covariates on cortisol and cortisone levels.

From: Study of temporal variability of salivary cortisol and cortisone by LC-MS/MS using a new atmospheric pressure ionization source

 

Time of measurement after awakening

AUCg

AUCi

0 min

15 min

30 min

Cortisol

Working day

−0.83 (0.32)*

0.49 (0.35)

−0.92 (0.4)*

−1.35 (0.57)*

0.27 (0.56)

Duration of sleep

0.15 (0.14)

0.2 (0.15)

0.23 (0.18)

0.43 (0.26)

0.02 (0.26)

Time of awakening

−0.24 (0.12)*

−0.36 (0.12)**

−0.42 (0.12)**

−0.6 (0.18)**

0.12 (0.18)

Medication use

0.86 (0.46)

0.88 (0.52)

1.65 (0.66)*

2.55 (0.89)**

0.74 (0.9)

Smoking

1.11 (0.59)

−1.47 (0.6)*

1.86 (1.07)

−2.97 (1.13)*

0.72 (1.38)

Sex

0.46 (0.45)

0.24 (0.52)

0.02 (0.88)

0.48 (1.01)

0.42 (1.04)

Age

0.04 (0.05)

0.006 (0.06)

0.03 (0.1)

0.003 (0.12)

0.08 (0.12)

Use of contraceptive pills

0.58 (0.72)

0.28 (0.83)

0.74 (1.38)

0.35 (1.61)

1.53 (1.61)

Cortisone

Working day

0.37 (0.6)

0.52 (0.68)

−1.66 (0.73)*

1.46 (1.13)

0.74 (1.04)

Duration of sleep

0.39 (0.26)

0.24 (0.31)

0.34 (0.33)

0.59 (0.53)

0.05 (0.46)

Time of awakening

0.036 (0.24)

0.3 (0.24)

−0.6 (0.24)*

0.6 (0.42)

−0.72 (0.36)*

Medication use

0.72 (0.99)

2.37 (1.08)*

3.08 (1.21)*

5.36 (1.85)**

2.97 (1.58)

Smoking

−3.09 (1.31)*

−4.64 (1.2)**

−5.68 (1.53)**

−9.1 (2.21)**

2.88 (2.03)

Sex

0.72 (1.12)

1.57 (1.19)

1.92 (1.49)

2.99 (2.26)

1.51 (1.57)

Age

0.04 (0.13)

0.11 (0.14)

0.14 (0.17)

0.17 (0.27)

0.24 (0.17)

Use of contraceptive pills

2.78 (1.66)

3.59 (1.76)

3.11 (2.35)

6.48 (3.39)

0.96 (2.54)

  1. Data are expressed as X2 (SE). AUCi, area under the curve with respect to increase; AUCg, area under the curve with respect to ground.