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Table 1 Characteristics of the study participants, Chongqing, China (%)

From: Increase in the prevalence of hypertension among adults exposed to the Great Chinese Famine during early life

Variable Hypertension Non-Hypertension p-value
(n = 150) (n = 1074)
Timing of exposure to famine 0.052
 Childhood exposure 32.00 39.29  
 Fetal and infant exposure 32.00 23.37  
 Non-exposure 36.00 37.34  
Gender    <0.001**
 Male 75.33 53.45  
 Female 24.67 46.55  
Male    0.305
 Childhood exposure 6.26 31.30  
 Fetal and infant exposure 29.20 23.34  
 Non-exposure 32.74 39.20  
Female    0.065
 Childhood exposure 29.73 37.20  
 Fetal and infant exposure 40.54 23.40  
 Non-exposure 29.73 39.40  
Educational level    0.500
 Basic education 16.67 15.08  
 Secondary education 45.33 50.47  
 Higher education 38.00 34.45  
Marital status    0.044*
 Unmarried 0.67 1.21  
 Married or cohabitation 88.00 92.83  
 Divorce or Separated 6.67 4.38  
 Widowed 4.67 1.58  
Job conditions    0.098
 Unemployment 38.00 44.79  
 Employed/ 47.33 45.53  
 Stay at home 14.67 9.68  
Average monthly income    0.116
 <850 Yuan 25.33 21.88  
 851 to 1600 Yuan 27.33 35.94  
 >1601 Yuan 47.33 42.18  
Smoker (%) 47.33 63.31 <0.001**
Alcohol drinker (%) 28.67 45.53 <0.001**
Regular physical activity    0.469
 Seldom 24.67 28.12  
 Sometimes 54.00 48.70  
 Usually 21.33 23.18  
Sleep status    0.108
 Good 32.67 41.06  
 Average 56.00 50.65  
 Poor 11.33 8.29  
BMI    <0.001**
 Low weight 17.33 31.38  
 Normal weight 35.33 46.46  
 Overweight 37.33 19.83  
 Obesity 10.00 2.33  
Diabetes    0.016
 No 95.33 98.51  
 Yes 4.67 1.49  
  1. Definition: **Statistical difference exists (p < 0.001), *with statistical difference (P < 0.05)