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Table 3 Crude prevalence of individual component of metabolic syndrome among the study participants stratified by sex in Shaanxi province, northwestern China

From: Urban, semi-urban and rural difference in the prevalence of metabolic syndrome in Shaanxi province, northwestern China: a population-based survey

Variable Urban Semi-urban Rural
  n/N % ± SD n/N % ± SD Pvalue n/N % ± SD Pvalue
All         
   Raised fasting glucose 348/1467 23.7 ± 2.2 176/839 21.0 ± 2.7 0.130 355/890 39.9 ± 3.2 <0.001
   Raised blood pressure 504/1467 34.4 ± 2.4 264/839 31.5 ± 3.1 0.157 386/890 43.4 ± 3.2 <0.001
   Raised serum triglycerides 475/1467 32.4 ± 2.4 276/839 32.9 ± 3.2 0.799 272/890 30.6 ± 3.0 0.358
   Lowered serum HDL-c 529/1467 36.1 ± 2.4 337/839 40.2 ± 3.2 0.050 304/890 34.2 ± 3.1 0.349
   Larger waist circumference 603/1467 41.1 ± 2.5 344/839 41.0 ± 3.3 0.961 397/890 44.6 ± 3.3 0.095
Male         
   Raised fasting glucose 139/625 22.2 ± 3.3 84/335 25.1 ± 4.6 0.322 148/375 39.5 ± 5.0 <0.001
   Raised blood pressure 243/625 38.9 ± 3.9 124/335 37.0 ± 5.2 0.571 184/375 49.1 ± 5.1 <0.001
   Raised serum triglycerides 247/625 39.5 ± 3.8 146/335 43.6 ± 5.3 0.223 125/375 33.3 ± 4.8 0.050
   Lowered serum HDL-c 170/625 27.2 ± 3.5 100/335 29.9 ± 5.0 0.384 97/375 25.9 ± 4.5 0.645
   Larger waist circumference 241/625 38.6 ± 3.9 130/335 38.8 ± 5.2 0.941 133/375 35.5 ± 4.8 0.328
Female         
   Raised fasting glucose 209/842 24.8 ± 2.9 92/504 18.3 ± 3.3 0.005 207/515 40.2 ± 4.4 <0.001
   Raised blood pressure 261/842 31.0 ± 3.1 140/504 27.8 ± 3.9 0.211 202/515 39.2 ± 4.2 0.002
   Raised serum triglycerides 228/842 27.1 ± 3.0 130/504 25.8 ± 3.8 0.267 147/515 28.5 ± 3.9 0.343
   Lowered serum HDL-c 359/842 42.6 ± 3.3 237/504 47.0 ± 4.4 0.117 207/515 40.2 ± 4.2 0.376
   Larger waist circumference 362/842 43.0 ± 3.3 214/504 42.5 ± 3.3 0.848 264/515 51.3 ± 4.3 0.003
  1. SD: standard deviation; HDL-c: high-density lipoprotein cholesterol.