Sample Origin Region/Country Group N (Female%) Age (years) BMI (kg/m2) FPG (mmol/l)
Sample 1 Chinese Jiangsu, China Adults with lean 1100 (62.5) 59.4  ±  10.7 21.5 ± 1.5 5.1 ± 0.8
Adults with obese 820 (66.0) 59.9  ±  10.4 29.1 ± 2.0* 6.0 ± 2.2*
Sample 2 Chinese Jiangsu, China Children without overweight 451 (43.6) 10.1  ±  2.9 16.4 ± 1.5 4.2 ± 1.0
Children with overweight 361 (47.3) 10.1  ±  3.0 21.3 ± 3.8* 4.3 ± 1.0
Sample 3 Chinese Jiangsu, China Non-diabetic controls 1990 (63.5) 60.1 ± 10.3 22.5 ± 2.9 4.4 ± 0.4
Type 2 diabetes 1279 (65.3) 60.2 ± 9.5 25.4 ± 3.7* 8.7 ± 3.3*
Sample 4 Chinese Beijing, China Non-diabetic controls 1004 (51.7) 55.6 ± 9.6 25.3 ± 3.6 5.0 ± 0.3
Type 2 diabetes 1049 (47.3) 55.8 ± 10.1 25.3 ± 3.4 9.0 ± 3.1*
Sample 5 Malaysian Penisular Malaysia Non-diabetic controls 575 (49.6) 45.8 ± 15.1 26.0 ± 5.1 5.6 ± 0.7
Type 2 diabetes 643 (51.7) 56.3 ± 10.4 27.8 ± 5.2 8.6 ± 3.1*
Total       9272 (57.1)      
Data are means ± SD. BMI: body mass index. FPG: fasting plasma glucose. *P<0.05 for comparing with controls.
Table 1: Clinical characteristics of subjects.