Table 2.

Multilevel linear regression models of variables predicting natural log-transformed CRP

Variable	Parasympathetic model B (SE)	Sympathetic model B (SE)	Autonomic balance model B (SE)
Standardized predictors
HF	−0.15 (0.04)**
PEP		−0.008 (0.005)
CAB			−0.14 (0.04)**
Demographic and control variables
Female	0.51 (0.15)**	0.40 (0.15)**	0.41 (0.15)**
Blacka	0.28 (0.18)	0.21 (0.18)	0.28 (0.18)
Latinoa	0.09 (0.19)	0.08 (0.19)	0.06 (0.19)
Age	0.03 (0.02)	0.04 (0.02)a	0.03 (0.02)
High school diploma	−0.13 (0.19)	−0.11 (0.19)	−0.12 (0.19)
Current smoker	0.30 (0.21)	0.34 (0.21)	0.28 (0.21)
Ex-smoker	0.13 (0.14)	0.15 (0.15)	0.15 (0.14)
Exercise level	0.04 (0.04)	−0.01 (0.04)	0.03 (0.04)
BMI (kg/m2)	0.06 (0.01)**	0.05 (0.01)**	0.05 (0.01)**
SBP (mm Hg)	−0.003 (0.003)	−0.004 (0.003)	−0.004 (0.003)
Health conditions	−0.12 (0.13)	−0.10 (0.13)	−0.13 (0.13)
Intercept	−0.64 (0.29)*	0.12 (0.54)	−0.58 (0.29)*
Study year	0.01 (0.04)	0.03 (0.04)	0.02 (0.04)

CRP C-reactive protein, HF high-frequency heart rate variability, PEP pre-ejection period, CAB cardiac autonomic balance, BMI body mass index, SBP systolic blood pressure, Health conditions presence of hypertension or diabetes or the use of cardiovascular, anti-inflammatory, anti-diabetes or sex hormone replacement medications

^aThe reference group is Caucasian

^*P < 0.05,

^**P < 0.01