Table 2. Characteristics of subjects aged >50 years in the normal and hypertensive groups.
| Normal group | Hypertensive group | P value | |
|---|---|---|---|
| Age (years) | 60.6 ± 6.3 | 60.9 ± 4.7 | 0.87 |
| Sex (male/female) | 21(10/11) | 20 (14/6) | |
| Outer diameter (μm) | 128.2 ± 13.1 | 121.7 ± 19.2 | 0.21 |
| Inner diameter (μm) | 100.4 ± 11.5 | 92.9 ± 15.9 | 0.09 |
| Wall thickness (μm) | 27.8 ± 3.7 | 28.8 ± 5.6 | 0.50 |
| Wall-to-lumen ratio | 0.280 ± 0.040 | 0.315 ± 0.066 | 0.04 |
| Body mass index | 21.3 ± 2.2 | 23.0 ± 2.5 | 0.03 |
| Axial length (mm) | 24.2 ± 1.1 | 24.1 ± 1.0 | 0.77 |
| Blood pressure (mmHg) | |||
| Systolic | 117.8 ± 11.3 | 139.9 ± 17.8 | < 0.0001 |
| Diastolic | 71.7 ± 9.4 | 82.9 ± 11.3 | <0.01 |
| Pulse pressure (mmHg) | 46.0 ± 5.7 | 56.9 ± 13.3 | <0.01 |
| Heart rate (/min) | 71.6 ± 11.2 | 69.9 ± 9.7 | 0.62 |
Data are presented as the mean ± standard deviation.