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Table 2 Change in levels of clinical variables among 127,977 diabetic subjects between 2009 and 2013

From: Five-year change of clinical and complications profile of diabetic patients under primary care: a population-based longitudinal study on 127,977 diabetic patients

  2009 2013 Paired difference P-value
Clinical parameters (mean ± SD)  
 BMI, kg/m2 25.6 ± 3.9 25.3 ± 3.9 −0.3 ± 1.8 (n = 71,224) <0.001*
 Waist–hip ratio 0.9 ± 0.2 0.9 ± 0.1 0.01 ± 0.2 (n = 47,714) <0.001*
 HbA1c,  % 7.2 ± 1.2 7.0 ± 1.1 −0.2 ± 1.3 (n = 113,066) <0.001*
 Systolic blood pressure, mmHg 136.9 ± 16.9 131.3 ± 15.0 −5.6 ± 19.8 (n = 126,863) <0.001*
 Diastolic blood pressure, mmHg 75.4 ± 10.2 72.1 ± 10.0 −3.3 ± 11.0 (n = 126,863) <0.001*
 LDL-C, mmol/L 3.1 ± 0.8 2.4 ± 0.7 −0.7 ± 0.9 (n = 72,040) <0.001*
 Triglyceride, mmol/L 1.7 ± 1.1 1.4 ± 0.8 −0.3 ± 1.0 (n = 73,631) <0.001*
 Total cholesterol, mmol/L 5.1 ± 0.9 4.3 ± 0.8 −0.7 ± 1.0 (n = 74,574) <0.001*
 HDL-C, mmol/L 1.2 ± 0.3 1.3 ± 0.4 0.1 ± 0.3 (n = 73,406) <0.001*
 TC/HDL-C ratio 4.4 ± 1.3 3.5 ± 1.0 −0.9 ± 1.2 (n = 73,294) <0.001*
 Urine ACR, mg/mmol 4.7 ± 18.6 7.9 ± 35.1 3.2 ± 33.1 (n = 28,250) <0.001*
  1. DM diabetes mellitus, BMI body mass index, HbA1c haemoglobin A1c, SBP systolic blood pressure, DBP diastolic blood pressure, LDL-C low-density lipoprotein-cholesterol, TC total cholesterol, HDL-C high-density lipoprotein-cholesterol, ACR albumin/creatinine ratio
  2. * Significant difference (P < 0.05) by paired t-test