Table 2.

Adjusted mean difference (95% confidence interval) in arterial stiffness and pulsatility at Visit 5 across physical activity (PA) levels at visit 3 and persistence of physical activity from visit 1–3, the ARIC Study

Physical activity	Visit 3 PA n=3,893	Persistence of PA from V1-V3 n=1,747
Carotid-Femoral Pulse Wave Velocity (m/s)
No PA	Reference	Reference
Low	−0.18 (−0.42, 0.07)	−0.18 (−0.58, 0.22)
Moderate	−0.30 (−0.55, −0.05)*	−0.21 (−0.62, 0.21)
High	−0.38 (−0.63, −0.12)*	−0.73 (−1.10, −0.36)*
Central Pulse Pressure (mmHg)
No PA	Reference	Reference
Low	−0.07 (−1.48, 1.34)	0.19 (−2.05, 2.43)
Moderate	−0.89 (−2.30, 0.52)	−1.13 (−3.44, 1.17)
High	−2.49 (−3.92, −1.05)*	−4.19 (−6.28, −2.11)

^*p<0.05 vs. Reference

Models adjusted for age, gender/sex, education, race-center, smoking status, and mean arterial pressure