Table 4.

Sex differences in associations of daily average negative mood and daily average ambulatory autonomic function as indexed by deceleration capacity of heart rate.

	Women N = 121	Men N = 159
	Percent difference (95% CI) in daily means of ln DC per 1-log-unit increase in daily mean negative mood score		P for sex interaction *
Unadjusted	−4.5 (−7.8, −1.2)	0.5 (−2.0, 2.9)	0.02
Adjusted for sociodemographic factors*	−3.8 (−6.8, −0.9)	0.3 (−2.0, 2.5)	0.03
Adjusted for the above plus CAD risk factors†	−3.6 (−6.2, −1.1)	0.7 (−1.3, 2.6)	0.009
Adjusted for the above plus psychosocial scales‡ and antidepressant medication use	−3.5 (−6.2, −0.8)	0.9 (−1.2, 3.0)	0.007
Adjusted for the above plus CAD severity¶	−4.3 (−7.3, −1.3)	0.8 (−1.5, 3.1)	0.005
Adjusted for the above plus cardiovascular medications ⊠	−4.2 (−7.1, −1.2)	0.6 (−1.7, 3.0)	0.008

CI: confidence interval; DC: deceleration capacity; CAD: coronary artery disease.

^*Age, sex (in overall models), race (black versus non-black), married, education > 12 years.

^†Ever smoking, BMI, history of hypertension and diabetes mellitus.

^‡Beck Depression Inventory score, and PTSD Symptom Checklist score at the clinic visit.

^¶Left ventricular ejection fraction, Gensini CAD severity score, ST-segment elevation MI.

^⊠Beta-blockers, angiotensin-converting enzyme inhibitors, angiotensin receptor blockers, and statins.