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Table 1 Baseline characteristics according to hypertension

From: Inference of a causal relation between low-density lipoprotein cholesterol and hypertension using mendelian randomization analysis

Variables Normal
(N = 11,378)
Hypertension
(N = 8158)
p-value
Sex    <.0001
 Men 4077 (35.8) 3176 (38.9)  
 Women 7301 (61.2) 4982 (61.1)  
Age 57.2 ± 9.7 60.9 ± 9.0 <.0001
Family history of hypertension 1937 (17.2) 2104 (26.1) <.0001
Smoking status    <.0001
 Never smoker 6367 (71.0) 4667 (70.9)  
 Ex-smoker 1219 (13.6) 1059 (16.1)  
 Current smoker 1386 (15.4) 853 (13.0)  
Alcohol drinking    0.0002
 Never drinking 6069 (53.5) 4113 (50.5)  
 Ex-drinking 782 (6.9) 628 (7.7)  
 Current drinking 4500 (39.6) 3400 (41.8)  
Exercise    <.0001
  < 3 times per weeks 878 (23.3) 514 (18.8)  
  ≥ 3 times per weeks 2888 (76.7) 2214 (81.2)  
Systolic blood pressure (mmHg) 116.2 ± 11.7 138.3 ± 17.0 <.0001
Diastolic blood pressure (mmHg) 73.9 ± 8.0 85.8 ± 11.0 <.0001
Body mass index (kg/m2) 23.9 ± 3.0 25.1 ± 3.2 <.0001
Waist circumference (cm) 82.5 ± 8.6 85.9 ± 8.7 <.0001
HDL-C (mg/dL) 45.7 ± 11.1 45.0 ± 11.1 <.0001
LDL-C (mg/dL) 124.5 ± 31.5 125.8 ± 33.7 0.0072
Total cholesterol (mg/dL) 195.8 ± 35.1 200.6 ± 36.8 <.0001
Triglyceride (mg/dL) 128.0 ± 64.9 148.9 ± 72.4 <.0001
Salt intake (mg) 2530.4 ± 1544.6 2470.1 ± 1517.2 <.0001
  1. Values are presented as a number (percentage) or mean ± standard deviation
  2. SBP Systolic blood pressure, DBP Diastolic blood pressure, BMI Body mass index, HDL-C High-density lipoprotein cholesterol, LDL-C Low-density lipoprotein cholesterol