Psychosocial correlates of cortisol levels in fingernails among middle-aged workers

Figures & data

Table 1. Demographics of the participants.

Demographic variable	N or mean ± SD
Male/female	94/29
Age (years), mean ± SD	43.4 ± 10.2
BMI (kg/m^2), mean ± SD	23.2 ± 3.5
Smoking status (no/yes)	91/32
Stressful life events in the workplace (0/1+)	75/48
Job strain (demand/control), mean ± SD	1.1 ± 0.5
Perceived stress, mean ± SD	22.5 ± 6.4
Cortisol level in fingernails (pg/mg), mean ± SD	4.6 ± 2.4

Table 2. Results of the multiple regression analysis for cortisol level in fingernails.

Independent variables	b (SE)		β	p
Gender (male/female)	−0.050	(0.044)	−.104	.263
Age	0.001	(0.002)	.051	.581
BMI	−0.002	(0.005)	−.039	.664
Smoking status (no/yes)	0.114	(0.041)	.248	.006
Stressful life events in the workplace (0/1+)	0.087	(0.036)	.209	.019
Job strain	0.056	(0.036)	.152	.125
Perceived stress	−0.003	(0.003)	−.082	.406