Table 2.
Sex-specific diabetes prevalence among CKB participants included in cross-sectional analyses according to educational level and household income
| Socioeconomic status | Men (n = 209,352) | Women (n = 300,867) | ||
|---|---|---|---|---|
| No. of participants with prevalent diabetes | Standardised prevalence rate,a % (95% CI) | No. of participants with prevalent diabetes | Standardised prevalence rate,a % (95% CI) | |
| All | 11,616 | 5.55 (5.45, 5.65)b | 18,450 | 6.13 (6.04, 6.22)b |
| Educational level | ||||
| No formal school | 863 | 3.55 (3.47, 3.64) | 5523 | 5.47 (5.30, 5.64) |
| Primary school | 3444 | 4.24 (4.15, 4.33) | 6230 | 6.17 (6.01, 6.33) |
| Middle and high school | 5950 | 6.91 (6.81, 7.02) | 6033 | 7.45 (7.24, 7.67) |
| College or above | 1359 | 9.03 (8.91, 9.15) | 664 | 6.97 (6.43, 7.54) |
| Household income, yuan/year | ||||
| <10,000 | 2232 | 3.86 (3.77, 3.95) | 5037 | 5.27 (5.19, 5.34) |
| 10,000–19,999 | 3400 | 5.75 (5.55, 5.94) | 5802 | 6.65 (6.48, 6.82) |
| 20,000–34,999 | 3238 | 6.31 (6.09, 6.53) | 4544 | 6.61 (6.42, 6.81) |
| ≥35,000 | 2746 | 6.94 (6.68, 7.21) | 3067 | 6.49 (6.26, 6.73) |
a5 year age group standardised to the whole CKB population
bCrude prevalence
No., number