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Table 2 The baseline characteristics of study subjects categorized by central obesity

From: Central obesity is important but not essential component of the metabolic syndrome for predicting diabetes mellitus in a hypertensive family-based cohort. Results from the Stanford Asia-pacific program for hypertension and insulin resistance (SAPPHIRe) Taiwan follow-up study

  With central obesity Without central obesity P
No. of patients 234 361  
Male gender, n (%) 105 (44.9%) 169 (46.8%) 0.755
Age (years) 50.0±9.4 46.9±8.0 <0.001
Smoking (packs/day) 6.4±11.8 3.6±8.5 <0.001
Waist circumference (cm) 91.9±7.3 77.4±7.0 <0.001
Systolic BP (mmHg) 135±25 123±25 <0.001
Diastolic BP (mmHg) 79±14 75±14 <0.001
Fasting glucose (mmol/L) 5.1±0.6 4.9±0.5 <0.001
Triglyceride (mmol/L) 1.5±0.8 1.3±0.8 <0.001
HDL cholesterol (mmol/L) 1.1±0.3 1.2±0.3 <0.001
HOMA-IR 2.1±1.3 1.3±0.9 <0.001
Incidence of diabetes (per 1000person-years) 55.7 30.0 0.009
  1. Abbreviations: BP= blood pressure, HDL= high-density lipoprotein, HOMA-IR= homeostasis model assessment for insulin resistance.