Table 1 Social-demographic characteristics of IFG subjects and controls in a Chinese population
Variables | IFG (n = 648) No. (%) | controls (n = 1296) No. (%) | p value |
|---|---|---|---|
Gender | 1.000 | ||
Male | 292 (45.06) | 584 (45.06) | |
Female | 356 (54.94) | 712 (54.94) | |
Age (years) (mean ± SD) | 60.53 ± 11.39 | 59.75 ± 11.29 | 0.151 |
Age (years) | 0.253 | ||
<45 | 54 (8.34) | 122 (9.41) | |
45~60 | 232 (35.80) | 501 (38.66) | |
≥ 60 | 362 (55.86) | 673 (51.93) | |
Education level | 0.051 | ||
Illiteracy or primary school | 190 (29.32) | 333 (25.70) | |
Middle and high school | 354 (55.05) | 704 (54.62) | |
College and higher | 104 (16.05) | 259 (20.09) | |
Individual monthly income (RMB) * | 0.090 | ||
< 1000 | 300 (49.42) | 532 (44.22) | |
1000~2000 | 280 (46.13) | 603 (50.13) | |
≥ 2000 | 27 (4.45) | 68 (5.65) | |
Family history of diabetes** | 0.002 | ||
No | 576 (89.44) | 1203 (93.55) | |
Yes | 68 (10.56) | 83 (6.45) |