Table 4.

Odds ratios for depressive symptoms per 1-MET increment in maximal exercise test, by study risk factors.^*

	Men				Women
Risk Factor	N	Events	OR	95% CI	N	Events	OR	95% CI
Age, years^†
<55	9,380	621	0.88	0.80–0.97	2,523	238	0.95	0.88–1.02
≥55	1,878	119	0.96	0.92–1.00	562	44	0.86	0.69–1.07
Body mass index, kg/m²^†
18.5–24.9	5,268	317	0.94	0.89–0.99	2,592	226	0.91	0.84–0.99
25.0–29.9	4,889	326	0.91	0.85–0.97	385	40	0.93	0.73–1.18
≥30	1,101	97	0.86	0.75–0.99	108	16	0.61	0.35–1.04
Stressful occupation^†
No	7,113	390	0.94	0.89–0.99	2,534	220	0.94	0.87–1.02
Yes	4,145	350	0.91	0.86–0.96	551	62	0.78	0.65–0.93
Current smoker^†
No	9,746	609	0.94	0.90–0.98	2,814	252	0.91	0.84–0.99
Yes	1,512	131	0.87	0.78–0.96	271	30	0.85	0.63–1.05
Alcohol consumption^†
<5 drinks/week	6,560	427	0.94	0.89–0.99	2,312	210	0.92	0.84–1.00
≥5 drinks/week	4,698	313	0.90	0.97–0.995	773	72	0.87	0.74–1.01
Hypertension^†
No	8,541	560	0.93	0.89–0.97	2,707	247	0.93	0.86–1.00
Yes	2,717	180	0.91	0.83–0.99	378	35	0.73	0.87–0.96
Diabetes^†
No	10,795	711	0.93	0.89–0.97	3,028	274	0.91	0.84–0.98
Yes	463	29	0.87	0.70–1.09	57	8	0.92	0.50–1.68

OR, odds ratio; CI, confidence interval

The point and interval estimates represent the relative odds of reporting depressive symptoms at follow-up that are associated, on average, with each 1-MET increment in the baseline treadmill exercise test.

^†

Adjusted for baseline examination year, survey response year, and each of the other risk factors in the table.