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.