Table 1

Characteristics of all participants according to provinces
Variable Fujian Shaanxi p value
N 2672 3254
Sex(Male/Female) 1056/1616 1366/1888 0.056
Age, n (%) 0.037
  20-40 years 1133 (42.4%) 1385 (42.6%)
  40-60 years 1102 (41.2%) 1411 (43.4%)
  Above 60 years 437 (16.4%) 458 (14.1%)
Ethnics (Han), n (%) 2655 (99.4%) 3170 (98.8%) 0.015
Urban, n (%) 2149 (80.4%) 2051 (63.0%) <0.001
Education level, n (%) <0.001
  College and above 602 (22.5%) 897 (28.2%)
  Secondary school 1510 (56.5%) 1585 (49.9%)
  Elementary school 420 (15.7%) 465 (14.6%)
  Uneducated 140 (5.2%) 232 (7.3%)
Yearly family income, n (%) <0.001
  Below 10,000 CNY 748 (46.3%) 1332 (46.3%)
  10,000-30,000 CNY 1180 (48.4%) 1185 (41.2%)
  Above 30,000 CNY 508 (20.9%) 361 (12.5%)
Cigarette smoking, n (%) 470 (17.6%) 770 (23.7%) <0.001
Alcohol drinking, n (%) 721 (27.1%) 786 (24.4%) 0.016
Physical activity, n (%) 1370 (52.2%) 1215 (37.5%) <0.001
Family history of diabetes, n (%) 473 (17.7%) 353 (10.8%) <0.001
Number of metabolic risk factors, n (%) <0.001
  0 2067 (77.4%) 2612 (80.3%)
  1 398 (14.9%) 493 (15.2%)
  2 245 (4.1%) 104 (3.2%)
  3 66 (2.5%) 45 (1.4%)
Central obesity, n (%) 879 (33.1%) 1352 (42.0%) <0.001
Fasting glucose, mmol/L 5.24 ± 1.55 5.31 ± 1.41 0.052
2-hour glucose, mmol/L 6.92 ± 3.64 6.62 ± 3.29 <0.001

Central obesity was defined as waist circumference above 90 cm in men and 80 cm in women. Metabolic risk factors included hypertension, raised triglycerides and total cholesterol.

Xu et al.

Xu et al. BMC Public Health 2013 13:299   doi:10.1186/1471-2458-13-299

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