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Table 1 Characteristics of subjects over sex in the rural Chinese population

From: Prevalences of metabolic syndrome and its sex-specific association with socioeconomic status in rural China: a cross-sectional study

Characteristics Male, (%)
(n = 10,998)
Female, (%)
(n = 15,838)
Total, (%) P valuee
Age group (years)     0.013
 < 40 18.5 17.7 17.8  
 40- 23.5 24.9 24.3  
 50- 23.8 24.2 24.1  
 60- 21.3 20.7 21.0  
 ≥70 13.4 12.4 12.8  
Education year (≥9) 12.4 10.8 11.5 < 0.001
Occupation status a     < 0.001
 Manual worker 32.7 18.2 24.1  
 Mental worker 14.8 8.1 10.9  
 Unemployed 28.4 62.5 48.5  
 Others 24.0 11.2 16.5  
Regular physical exercise (Yes) b 43.5 56.1 50.8 < 0.001
Monthly household income     < 0.001
 < 2000 RMB 36.7 49.2 44.1  
 ≥2000 RMB 63.3 50.8 55.9  
Smoking     < 0.001
 Non-smoker 52.9 99.5 80.4  
 Former smoker 4.1 0.3 1.9  
 Current smoker 43.0 0.2 17.7  
Alcohol consumption (Yes) 38.7 0.3 16.0 < 0.001
Hypertension (Yes) c 59.2 49.2 53.3 < 0.001
Diabetes mellitus (Yes) 7.8 7.4 7.6 < 0.001
FPG (> 5.6 mmol/L) d 28.3 23.6 25.5 < 0.001
TG (≥1.7 mmol/L) 33.3 23.5 27.5 < 0.001
HDL-C (< 1.03 mmol/L) 8.3 25.2 18.2 < 0.001
Age (years) (Mean ± SD) 53.6 ± 14.3 53.3 ± 13.8 53.4 ± 14.0 0.142
SBP, (mmHg), (Mean ± SD) 133.7 ± 18.9 129.9 ± 21.2 131.4 ± 20.3 < 0.001
DBP, (mmHg), (Mean ± SD) 79.4 ± 11.7 75.4 ± 10.9 77.0 ± 11.4 < 0.001
BMI, (kg/m2), (Mean ± SD) 24.1 ± 3.8 23.6 ± 3.7 23.8 ± 3.8 < 0.001
WC, (cm), (Mean ± SD) 83.0 ± 9.4 78.5 ± 9.6 80.3 ± 9.8 < 0.001
WHR (Mean ± SD) 0.90 ± 0.08 0.86 ± 0.09 0.88 ± 0.09 < 0.001
  1. Notes: FPG Fasting plasma glucose, TG Triglyceride, HDL-C High-density lipoprotein cholesterol, SBP Systolic blood pressure, DBP Diastolic blood pressure, BMI Body mass index, WC Waist circumference, WHR Waist-to-hip ratio; a:54 data loss; b:2484 data loss; c:7 data loss; d:52 data loss.e:t or chi-square test