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Table 2 Characteristics of study participants

From: Prevalence of diabetes and predictions of its risks using anthropometric measures in southwest rural areas of China

Participants Normal (n=768) Prediabetes (n=143) Undiagnosis diabetes (n=57) Diagnosis diabetes (n=63) P*
Gender, n (%)      0.039
Female 394(62.6%) 78(14.4%) 28(5.2%) 43(7.9%)  
Male 374(76.6%) 65(13.3%) 29(5.9%) 20(4.1%)  
Age, n(%)      0.000
<50 327(83.6%) 34(8.7%) 15(3.8%) 15(3.8%)  
50-65 319(72.3%) 64(14.5%) 24(5.4%) 34(7.7%)  
>65 122(61.3%) 45(22.6%) 18(9.0%) 14(7.0%)  
BMI (kg/m2) a      0.000
<25 529(79.9%) 71(10.7%) 24(3.6%) 38(5.7%)  
≥25 239(64.8%) 72(19.5%) 33(8.9%) 25(6.8%)  
Waist circumference b      
Male <90 cm 307(79.1%) 44(11.3%) 21(5.4%) 16(4.1%) 0.096
Male ≥ 90 cm 67(67%) 21(21%) 8(8%) 4(4%)  
Female <80 cm 272(81.9%) 33(9.9%) 7(2.1%) 20(6.0%) 0.000
Female ≥80 cm 122(57.8%) 45(21.3%) 21(10.0%) 23(10.9%)  
WHR b      
Male < 0.9 271(82.1%) 33(10.0%) 15(4.5%) 11(3.3%) 0.001
Male ≥ 0.9 103(65.2%) 32(20.3%) 14(8.9%) 9(5.7%)  
Female F <0.85 212(88.0%) 16(6.6%) 6(2.5%) 7(2.9%) 0.000
Female ≥0.85 182(60.3%) 62(20.5%) 22(7.3%) 36(11.9%)  
WHtR c      
< 0.5 460(82.6%) 52(9.3%) 18(3.2%) 27(4.8%) 0.000
≥ 0.5 308(65.0%) 91(19.2%) 39(8.2%) 36(7.6%)  
SBP      
<140 mm Hg 607(78.6%) 87(11.3%) 34(4.4%) 44(5.7%) 0.000
≥140 mm Hg 607(78.6%) 87(11.3%) 34(4.4%) 44(5.7%)  
DBP      
<90 mm Hg 661(76.7%) 107(12.4%) 43(5.0%) 51(5.9%) 0.008
≥90 mm Hg 107(63.3%) 36(21.3%) 14(8.3%) 12(7.1%)  
  1. Data are expressed as n(%).
  2. * Chi-square tests for trend.
  3. a According to the cut-offs as suggested by WHO [29].
  4. b According to the cut-offs as suggested by WHO [41].
  5. c According to the cut-offs as suggested by He et al. [42].
  6. WHR, waist hip ratio.
  7. WHtR, Waist-to-height ratio.
  8. BMI, body mass index.
  9. SBP, systolic blood pressure.
  10. DBP, diastolic blood pressure.