Table 3.

Correlations ^a of the variables used in the study in women.

	1	2	3	4	5	6	7	8	9	10	11
1. Age	1
2. BMI	0.20 **	1
3. Cigarette smoking	−0.05	−0.10	1
4. Alcohol consumption	0.00	−0.03	0.11	1
5. Exercise	0.11	0.05	−0.06	0.05	1
6. Total vegetable intake	0.14 *	0.04	−0.08	−0.08	0.15 *	1
7. Plasma NOx	0.17 *	−0.01	−0.18 *	−0.03	0.25 **	0.21 **	1
8. Job demands	−0.01	0.07	0.03	0.08	−0.07	0.02	−0.04	1
9. Job control	0.11	0.13*	−0.04	0.02	0.11	0.06	−0.04	0.14 *	1
10. Job strain index	−0.11	−0.04	0.07	0.05	−0.13 *	−0.02	0.02	0.64 **	−0.66 **	1
11. Fatigue	−0.05	−0.03	0.03	0.01	−0.20 **	−0.20 **	−0.16 *	0.42 **	−0.07	0.34 **	1

^a Spearman’s correlation coefficients were calculated for the correlations that included variables of cigarette smoking, alcohol consumption, and exercise. For the other correlations, Pearson’s correlation coefficients were calculated; * p < 0.05; ** p < 0.001.