Table 1

Baseline characteristics of participants by PP and baPWV status

Total population
n=18 619
Normal PP and baPWV
n=5295
Normal PP and increased baPWV
n=3506
Increased PP and normal baPWV
n=3982
Increased PP and baPWV
n=5836
P value
Age (year)47.65±12.3247.99±12.2646.89±12.6247.01±12.3448.24±12.13<0.001
Male (%)12 458 (66.91)3644 (68.82)2437 (69.51)2563 (64.36)3814 (65.35)<0.001
SBP (mm Hg)127.96±18.07115.62±12.55121.76±13.34131.07±15.07140.75±17.49<0.001
DBP (mm Hg)81.70±10.9178.59±9.5683.67±10.5978.77±10.3585.32±11.25<0.001
PP (mm Hg)46.26±12.5237.03±6.9738.09±6.7152.30±9.7355.42±11.77<0.001
BaPWV (cm/s)1466.99±321.181283.23±181.771602.27±303.471293.32±184.921670.95±341.60<0.001
BaPWV ≥1.4 k cm/s (%)9489 (50.96)1079 (20.38)2747 (78.35)870 (21.85)4793 (82.13)<0.001
BMI (kg/m²)24.71±3.3624.27±3.2824.61±3.3524.75±3.2425.13±3.44<0.001
FBG (mmol/L)5.19±0.675.10±0.585.19±0.885.19±0.605.28±0.63<0.001
TC (mmol/L)5.02±1.604.94±1.875.00±1.324.99±1.385.13±1.62<0.001
TG (mmol/L)1.22 (0.84–1.84)1.14 (0.80–1.68)1.28 (0.89–2.00)1.13 (0.78–1.71)1.32 (0.90–2.01)<0.001
LDL-C (mmol/L)2.64±0.902.56±0.922.63±1.042.64±0.812.72±0.83<0.001
HDL-C (mmol/L)1.50±0.711.50±0.451.49±0.711.50±0.661.50±0.900.822
hs-CRP (mg/L)*−0.55±2.62−0.57±2.45−0.47±2.56−0.65±2.71−0.51±2.740.012
Smoking (%)6708 (36.03)1943 (36.69)1362 (38.85)1300 (32.65)2103 (36.03)0.002
Drinking (%)5727 (30.76)1709 (32.28)1186 (33.83)1080 (27.12)1752 (30.02)0.007
Exercise (%)1687 (9.06)565 (10.67)316 (9.01)331 (8.31)475 (8.14)<0.001
Hypertension (%)6551 (35.18)968 (18.28)1211 (34.54)1220 (30.64)3152 (54.01)
Blood pressure lowering agents (%)2311 (12.41)321 (6.06)461 (13.15)361 (9.07)1168 (20.01)<0.001
Lipid-lowering drugs (%)164 (0.88)36 (0.68)37 (1.06)25 (0.63)66 (1.13)0.013
  • P, comparison of baseline characteristics between different PP and baPWV groups.

  • *Log10 transformation.

  • baPWV, brachial-ankle pulse wave velocity; BMI, body mass index; DBP, diastolic blood pressure; FBG, fasting blood glucose; HDL-C, high-density lipoprotein cholesterol; hs-CRP, high-sensitivity C reactive protein; LDL-C, low-density lipoprotein cholesterol; PP, pulse pressure; SBP, systolic blood pressure; TC, total cholesterol; TG, triglyceride.