Parameter 1

Parameter 2

B (95% CI)

β

p Value


Right PI(r)

Age

0.007 (0.002–0.013)

0.384

0.011

Right RI(r)

Age

0.004 (0.002–0.006)

0.508

0.001

Right PI(h)

BMI

0.024 (0.006–0.042)

0.410

0.011

Right RI(h)

Age

0.004 (0.002–0.007)

0.456

0.002

Left PI(r)

Age

0.009 (0.002–0.017)

0.447

0.012

Left RI(r)

Age

0.004 (0.001–0.007)

0.459

0.011

Left PI(a)

DAS28

0.086 (0.013–0.159)

0.368

0.023

Left PI(h)

CRP

0.028 (0.005–0.050)

0.442

0.016

DAS28

0.087 (0.008–0.166)

0.372

0.032

Left RI(h)

HDLC

−0.104 (−0.203–0.006)

−0.415

0.039

Basilar PI

Age

0.008 (0.002–0.014)

0.325

0.010

Right CRC

DAS28

−4.633 (−9.047–0.219)

−0.326

0.040

Right cIMT

BMI

0.002 (0–00.3)

0.306

0.015


Abbreviations: β Standardised linear coefficient, B (+95% CI) Regression coefficient, BMI Body mass index, CRP Creactive protein, CRC Cerebrovascular reserve capacity, DAS28 28joint Disease Activity Score, HDLC Highdensity lipoprotein cholesterol, PI Pulsatility index, RI Resistivity (resistance) index

^{a}Multiple linear regression