TABLE 4.
Multivariable linear regression models showing the impact of one Standard Deviation (SD) higher age, 24‐h pulse pressure and diastolic blood pressure on arterial stiffness indices in young and middle‐aged groups
| Pulse wave velocity (m/s) | Carotid IMT (mm) | |||
|---|---|---|---|---|
| 15–44 years | 45–60 years | 15–44 years | 45–60 years | |
| β for 1 SD (4.4 years) higher age | 0.44 | 0.09 | 0.12 | 0.16 |
| p | <.001 | .112 | .322 | .010 |
| R2 | 0.46 | 0.24 | 0.42 | 0.21 |
| β for 1 mm Hg increase in 24‐h PP | NA | 0.18 | NA | 0.13 |
| p | — | .009 | — | .065 |
| R2 | — | 0.19 | — | 0.16 |
| β for 1 mm Hg increase in 24‐h DBP | 0.20 | 0.02 | NA | 0.24 |
| p | .194 | .844 | — | <.001 |
| R2 | 0.34 | 0.22 | — | 0.23 |
Adjusted for sex, body mass index, smoking, diabetes mellitus, total cholesterol, HDL cholesterol, triglycerides, estimated glomerular filtrate rate, systolic blood pressure and antihypertensive treatment.
Abbreviations: DBP, diastolic blood pressure; IMT, intima‐media thickness; PP, pulse pressure; NA, not applicable due non‐significant association in univariate models.