Table 1. Basic characteristics of the participants (N = 2166).
| Characteristics | N | Percent (%) |
|---|---|---|
| Residence | ||
| Urban | 1070 | 49.4 |
| Rural | 1096 | 50.6 |
| Gender | ||
| Male | 749 | 34.6 |
| Female | 1417 | 65.4 |
| Age in groups, years | ||
| 35~49 | 121 | 5.6 |
| 50~65 | 965 | 44.6 |
| 65~79 | 1080 | 49.9 |
| Marital status | ||
| Single | 301 | 13.9 |
| Married | 1865 | 86.1 |
| Education level | ||
| No formal education | 711 | 32.8 |
| Primary school | 716 | 33.1 |
| Junior school and higher | 739 | 34.1 |
| Household income per capita, USD dollars | ||
| ≤422 | 542 | 25.0 |
| 423–870 | 541 | 25.0 |
| 871–1739 | 541 | 25.0 |
| ≥1740 | 542 | 25.0 |
| Duration of diabetes, years | ||
| <5 | 833 | 38.5 |
| 6~10 | 680 | 31.4 |
| >10 | 653 | 30.2 |
| Diabetes comorbidity | ||
| No | 1393 | 64.3 |
| Yes | 773 | 35.7 |