Table 2.

Demographic, lifestyle, and physiological characteristics by number of metabolic syndrome components and AUC_i in salivary cortisol

Characteristics			MetSyn Components		Salivary Cortisol AUCi
	N	%	Mean	S.D.	Mean	S.D.
Age group (years)
< 40	158	42.4	1.35	1.32	21.66	284.89
40–49	167	44.8	1.72	1.46	12.86	267.51
≥ 50	48	12.9	2.35	1.47	43.62	323.66
p-valuea			<.0001		0.6232
Sex
Male	276	74.0	1.92	1.44	1.28	288.39
Female	97	26.0	0.85	1.10	75.36	202.50
p-valueb			<.0001		0.0201
Race
White	281	76.8	1.63	1.42	20.34	272.63
Black	79	21.6	1.63	1.47	17.15	276.08
Hispanic	6	1.6	1.83	1.17	−46.25	81.30
p-valueb			0.9400		0.8371
Education
≤ High school/GED	38	10.2	1.87	1.34	30.00	277.73
College < 4 yrs	202	54.5	1.62	1.43	34.18	286.60
College ≥ 4 yrs	131	35.3	1.63	1.48	−3.81	241.57
p-valuea			0.3771		0.4981
Years of service
0–9 yrs	104	28.0	1.23	1.25	41.00	300.86
10–14 yrs	84	22.6	1.49	1.48	−7.13	266.37
15–19 yrs	83	22.4	1.78	1.35	17.53	309.53
≥ 20 yrs	100	27.0	2.11	1.53	25.87	199.95
p-valuea			<.0001		0.8646
Smoking status
Current	62	16.8	1.55	1.47	30.35	303.27
Former	83	22.5	1.76	1.57	78.53	282.95
Never	224	60.7	1.65	1.39	−1.39	255.39
p-valueb			0.6785		0.0695
Rank
Police officer	274	73.9	1.53	1.40	21.44	265.31
Sergeant/Lieutenant	48	12.9	1.96	1.56	13.67	303.07
Captain/Detective	49	13.2	2.02	1.48	24.00	273.90
p-valueb			0.6330		0.9795
Alcohol drinks/week
0	71	19.4	1.32	1.27	64.66	258.13
< 1	61	16.7	1.67	1.50	1.33	290.94
1–6	143	39.1	1.79	1.40	2.97	262.74
≥ 6	91	24.9	1.58	1.51	21.84	272.77
p-valuea			0.2091		0.3459
Physical activity intensity
0–1.50	93	24.9	1.78	1.50	−31.47	249.38
1.51–6.50	90	24.1	1.57	1.37	45.63	261.77
6.51–14.50	93	24.9	1.80	1.42	20.51	279.43
≥ 14.51	97	26.0	1.43	1.46	47.18	285.43
p-valuea			0.2112		0.0898

^aTest for trend;

^bANOVA (test of differences in means); AUC_i (area under the curve increase)