Research Article

Relation between Blood Pressure Variability within a Single Visit and Stroke

Table 2

Comparison of the general characteristics of the three groups of WCE.

WCE2.5-97.5 (n = 2874)WCE2.5 (n = 41)WCE97.5 (n = 57)

Age (years)56 (49, 69)56 (49, 68)58 (46, 69)0.995
Gender (male, n, %)1302 (45.3)18 (43.9)28 (49.1)0.833
BMI (kg/m2)25.2 (23.1, 27.5)24.5 (21.5, 27.9)25.4 (22.5, 27.5)0.547
SBP (mmHg)131 (119, 144)130 (115, 148)136 (126, 150)0.035
DBP (mmHg)79 (71, 85)81 (71, 87)79 (70, 87)0.974
HR (bpm)76 (70, 84)76 (67, 84)76 (72, 81)0.957
cIMT (mm)0.63 (0.49, 0.75)0.61 (0.45, 0.69)0.61 (0.46, 0.72)0.221
Ba-PWV (cm/s)1602 (1360, 1892)1814 (1393, 2040)1702 (1430, 2037)0.057
TC (mmol/l)5.10 (4.50, 5.78)5.09 (4.38, 5.83)5.30 (4.77, 5.90)0.348
TG (mmol/l)1.31 (0.96, 1.92)1.53 (1.06, 2.23)1.41 (1.02, 1.94)0.272
Smoking (n, %)722 (25.1)13 (31.7)19 (33.3)0.238
Hypertension (n, %)1368 (47.6)24 (58.5)33 (57.9)0.120
Antihypertensive drug usage (n, %)830 (29.0)14 (34.1)17 (29.8)0.632
CKD (n, %)141 (4.9)1 (2.4)1 (1.8)0.420
MI (n, %)110 (3.8)3 (7.3)2 (3.5)0.511
Diabetes (n, %)318 (11.1)9 (22.0)8 (14.0)0.073
Stroke (n, %)198 (6.9)7 (17.1)3 (5.3)0.035
Carotid plaque (n, %)1477 (51.6)22 (53.7)19 (33.3)0.023

a for comparison among the three WCE groups.