Evaluation of 24-Hour Arterial Stiffness Indices and Central Hemodynamics in Healthy Normotensive Subjects versus Treated or Untreated Hypertensive Patients: A Feasibility Study
Table 1
Demographic and clinical data of healthy subjects and hypertensive patients.
Healthy subjects ( = 142)
Hypertensive patients ( = 661)
value
Age (years, means ± SD)
41.8 ± 8.8
58.1 ± 14.9
0.0001
Gender (, %)
Males
97 (68.3)
292 (44.2)
0.0001
Females
45 (31.7)
369 (55.8)
Height (cm, means ± SD)
172.6 ± 9.2
170.8 ± 10.2
0.050
Weight (kg, means ± SD)
84.9 ± 16.5
78.6 ± 11.6
0.0001
BMI (kg/m2, means ± SD)
28.4 ± 4.6
26.9 ± 2.9
0.0001
Antihypertensive treatment (, %)
0 (0.0)
159 (24.1)
0.0001
Office SBP (mmHg, means ± SD)
122.5 ± 7.5
135.2 ± 11.9
0.0001
Office DBP (mmHg, means ± SD)
78.7 ± 8.0
78.5 ± 8.0
0.807
24-hour SBP (mmHg, means ± SD)
115.3 ± 6.7
129.3 ± 11.6
0.0001
24-hour DBP (mmHg, means ± SD)
71.3 ± 4.9
74.3 ± 6.6
0.0001
Daytime SBP (mmHg, means ± SD)
118.3 ± 6.8
132.1 ± 11.5
0.0001
Daytime DBP (mmHg, means ± SD)
74.0 ± 4.9
76.7 ± 6.8
0.0001
Nighttime SBP (mmHg, means ± SD)
103.1 ± 8.2
120.1 ± 15.7
0.0001
Nighttime DBP (mmHg, means ± SD)
60.9 ± 6.2
66.3 ± 8.6
0.0001
BMI: body mass index; SBP: systolic blood pressure; DBP: diastolic blood pressure.
Data are reported as means ± SD or as absolute () and relative (%) frequencies. The values refer to the statistical significance of the difference between the two study groups.