The Relationship between the 24 h Blood Pressure Variability and Carotid Intima-Media Thickness: A Compared Study

Table 6

Adjusted multiple regression analysis of carotid intima-media thickness and blood pressure variabilities*.

Factors	β (95% CI)	P value	𝑅^2
Age^+	0.069 (0.033–0.105)	0.061	0.449
Smoking	0.150 (0.049–0.251)	0.004
Hypertension	0.148 (0.047–0.249)	0.005
24 h SBPV (SD)	0.016 (0.004–0.029)	0.012
Age^+	0.066 (0.029–0.103)	0.001	0.402
Smoking	0.150 (0.048–0.251)	0.005
Hypertension	0.166 (0.064–0.268)	0.011
24 h SBPV (CV)	0.019 (0.004–0.035)	0.017
Age^+	0.073 (0.036–0.109)	0.000	0.424
Smoking	0.136 (0.032–0.240)	0.012
Hypertension	0.133 (0.027–0.238)	0.015
Daytime SBPV (ARV)	0.015 (0.000–0.029)	0.050
Age^+	0.081 (0.047–0.116)	0.000	0.440
Smoking	0.124 (0.020–0.228)	0.020
Hypertension	0.136 (0.033–0.239)	0.011
24 h DBPV (SD)	0.026 (0.004–0.048)	0.020
Age^+	0.071 (0.034–0.107)	0.000	0.427
Smoking	0.150 (0.047–0.253)	0.005
Hypertension	0.163 (0.060–0.267)	0.003
24 h DBPV (CV)	0.010 (0.000–0.020)	0.042

CI: confidence interval. *Adjusted by age, sex, smoking, hypertension, and mean BP values. ⁺Per 10-year increase.