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Table 1 General Characteristics in the Participants of Two Surveys at 2001 and 2010

From: Awareness, treatment and control of type 2 diabetes among Chinese elderly and its changing trend for past decade

Characteristic 2001 2010
diabetes (n = 487) no diabetes (n = 1790) P Total (n = 2277) diabetes (n = 521) no diabetes (n = 1581) P Total (n = 2102)
Mean(SD)         
 Age (yrs) 68.0 ± 5.6 67.9 ± 5.8 0.745 67.9 ± 5.8* 71.7(6.0) 71.0(6.8) 0.022 71.2 ± 6.6
 WC (cm) 89.8 ± 8.7 87.1 ± 9.4 <0.001 87.7 ± 9.3 90.6(8.9) 87.3(8.9) <0.001 88.3 ± 9.1
 BMI (kg/m2) 26.1 ± 3.2 25.5 ± 3.5 <0.001 25.6 ± 3.5 25.6(3.3) 24.7(3.4) <0.001 25.0 ± 3.4
 SBP (mm Hg) 138.7 ± 20.8 136.7 ± 21.4 0.070 137.8 ± 21.3 142.9(20.3) 137.2(19.3) <0.001 139.0 ± 19.8
 DBP (mmHg) 76.5 ± 10.1 77.2 ± 10.5 0.191 77.1 ± 10.4 78.8(10.4) 76.7 (9.6) <0.001 77.3 ± 9.9
 TC (mmol/L) 5.3 ± 1.0 5.3 ± 1.8 0.842 5.3 ± 1.7 52(1.1) 5.3(1.0) 0.031 5.3 ± 1.0
 TG (mmol/L) 1.9 ± 1.3 1.5 ± 0.3 <0.001 1.6 ± 1.1 1.8(1.0) 1.6(0.9) <0.001 1.7 ± 0.9
 HDL-C (mmol/L) 1.3 ± 0.6 1.4 ± 0.3 0.002 1.4 ± 0.4 1.3(0.3) 1.4(0.4) <0.001 1.4 ± 0.4
 LDL-C (mmol/L) 3.3 ± 0.8 3.3 ± 1.1 0.793 3.3 ± 1.0 3.3(0.9) 3.3(0.8) 0.098 3.3 ± 0.8
 FPG (mmol/L) 8.5 ± 3.0 5.5 ± 0.6 <0.001 6.1 ± 1.9 7.6 (2.9) 5.4(0.5) <0.001 6.1 ± 1.7
Number (%)         
 Female 282(57.9) 1052(58.8) 0.731 1334(58.6) 388(59.5) 866(59.7) 0.926 1254(59.7)
 Education > 7 years 277(56.9) 1037(57.9) 0.676 1314(57.7) * 458(70.2) 1064(73.4) 0.137 1522(72.4)
 Married 414(85.0) 1498(83.7) 0.480 1912(84.0) 550(84.4) 1224(84.4) 0.973 1774(84.4)
 Current smoking 66(13.6) 284(15.9) 0209 350(15.4) * 76(11.7) 155(10.7) 0.512 231(11.0)
 Current alcohol drinking 72(14.8) 278(15.5) 0.698 350(15.4) * 154(23.6) 352(24.3) 0.745 506(24.1)
 Physical exercise 353(72.5) 1327(74.1) 0.463 1380(73.8) * 549(84.2) 1255(86.6) 0.153 1804(85.8)
 Family history of diabetes 71(14.6) 91(5.1) <0.001 162(7.1) * 193(29.6) 179(12.3) <0.001 372(17.7)
  1. Data are mean ± SD for continuous values or n (%) for category values; *p < 0.05 for general characteristics of total participants of two surveys