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Table 2 Multivariate-adjusted relative risk of annual prevalence of type 2 diabetes rates for sex, age, time, insurance premium, and urbanization level
| Variable | Crude relative risk (95% CI) | Multivariate-adjusted relative risk (95% CI)a |
|---|---|---|
| Logistic regression model-type 2 diabetes prevalence | ||
| 2000 | 1 | 1 |
| 2001 | 1.1 (1.0–1.1)*** | 1.0 (1.0–1.0)*** |
| 2002 | 1.1 (1.1–1.1)*** | 1.1 (1.1–1.1)*** |
| 2003 | 1.1 (1.1–1.1)*** | 1.1 (1.1–1.1)*** |
| 2004 | 1.2 (1.2–1.2)*** | 1.2 (1.2–1.2)*** |
| 2005 | 1.3 (1.3–1.3)*** | 1.3 (1.3–1.3)*** |
| 2006 | 1.4 (1.3–1.4)*** | 1.4 (1.4–1.4)*** |
| 2007 | 1.4 (1.4–1.4)*** | 1.4 (1.4–1.4)*** |
| Sex | ||
| Male | 1.1 (1.0–1.1)*** | 1.0 (1.0–1.0)*** |
| Female | 1 | 1 |
| Age | ||
| 20–39 | 1 | 1 |
| 40–59 | 9.9 (9.9–9.9)*** | 10.0 (10.0–10.0)*** |
| 60–79 | 31.5 (31.4–31.6)*** | 30.2 (30.1–30.3)*** |
| ≥ 80 | 34.1 (34.0–34.2)*** | 31.8 (31.7–31.9)*** |
| Insurance premium | ||
| Dependent population | 1 | 1 |
| <Median | 0.7 (0.7–0.7)*** | 0. 9 (0.9–0.9)*** |
| ≥Median | 0.4 (0.4–0.4)*** | 0.8 (0.8–0.8)*** |
| Urbanization level | ||
| High-density urban area | 1 | 1 |
| Medium-density urban area | 1.1 (1.135–1.139)*** | 1.1 (1.1–1.1)*** |
| Newly developed area | 1.0 (1.046–1.050)*** | 1.0 (1.0–1.0)*** |
| General area | 1.3 (1.330–1.336)*** | 1.0 (1.0–1.0)*** |
| Aging society area | 1.8 (1.8–1.8)*** | 1.1 (1.1–1.1)*** |
| Rural area | 1. 6 (1.6–1.6)*** | 1.0 (1.0–1.0)*** |
| Non-developed area | 1.4 (1.4–1.5)*** | 1.0 (1.0–1.1)*** |
