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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

From: Time trend analysis of the prevalence and incidence of diagnosed type 2 diabetes among adults in Taiwan from 2000 to 2007: a population-based study

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)***

  1. ***: p < 0.001.
  2. a: Modeled as an ordinal variable in a separate multivariate model with insurance premium, sex, age, insurance premium, and urbanization degree.
  3. CI: confidence interval.