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TABLE 1

Ten-year incidence rates and ORs for type 2 diabetes in various categories

Baseline clinical characteristicsPerson-yearsDiabetes casesIncidence rate/1,000 person-years (95% CI)OR (95% CI)P value
Men 3,872 32 8.3 (5.4–11.2) 1.0 NS 
Women 3,972 32 8.1 (5.3–10.9) 1.0 (0.6–1.7)  
Age      
 40–49 years 2,360 3.4 (1.1–5.7) 1.0 0.0023 
 50–59 years 2,098 19 9.1 (5.0–13.2) 2.8 (1.2–6.5)  
 60–69 years 2,021 24 11.9 (7.2–16.6) 3.6 (1.6–8.2)  
 70–79 years 1,365 13 9.5 (4.4–14.6) 2.4 (1.0–6.0)  
BMI      
 <25 kg/m2 4,401 18 4.1 (2.3–5.9) 1.0 <0.001 
 25–30 kg/m2 2,878 31 10.8 (7.0–14.6) 3.4 (1.8–6.3)  
 >30 kg/m2 565 15 26.5 (13.3–39.7) 9.9 (4.5–21.4)  
No hypertension 3,221 14 4.3 (2.0–6.6) 1.0 0.011 
Hypertension 4,623 50 10.8 (7.8–13.8) 2.3 (1.2–4.3)  
No dyslipidemia 5,658 40 7.1 (4.9–9.3) 1.0 0.072 
Dyslipidemia 2,186 24 11.0 (6.6–15.4) 1.6 (1.0–2.8)  
Normouricemia 6,779 50 7.4 (5.4–9.4) 1.0 NS 
Hyperuricemia 1,065 14 13.1 (6.3–19.9) 1.7 (0.9–3.2)  
Nonsmokers 5,913 50 8.5 (6.2–10.8) 1.0 NS 
Smokers 1,931 14 7.3 (3.5–11.1) 0.9 (0.5–1.7)  
No/low alcohol 6,177 45 7.3 (5.2–9.4) 1.0 NS 
Moderate/high alcohol 1,667 19 11.4 (6.3–16.5) 1.8 (0.9–3.5)  
High physical activity 1,958 20 10.2 (5.7–14.7) 0.8 (0.5–1.4) NS 
Low physical activity 5,886 44 7.5 (5.3–9.7) 1.0  
No family history of diabetes 5,499 46 8.4 (6.0–10.8) 1.0 NS 
Family history of diabetes 2,345 18 7.7 (4.2–11.2) 1.0 (0.6–1.8)  
No IFG 7,174 37 5.2 (3.5–6.9) 1.0 <0.001 
IFG 670 27 40.3 (25.4–55.2) 10.9 (6.1–19.4)  
No IGT 7,190 47 6.5 (4.6–8.4) 1.0 <0.001 
IGT 654 17 26.0 (13.8–38.2) 4.4 (2.3–8.5)  
Baseline clinical characteristicsPerson-yearsDiabetes casesIncidence rate/1,000 person-years (95% CI)OR (95% CI)P value
Men 3,872 32 8.3 (5.4–11.2) 1.0 NS 
Women 3,972 32 8.1 (5.3–10.9) 1.0 (0.6–1.7)  
Age      
 40–49 years 2,360 3.4 (1.1–5.7) 1.0 0.0023 
 50–59 years 2,098 19 9.1 (5.0–13.2) 2.8 (1.2–6.5)  
 60–69 years 2,021 24 11.9 (7.2–16.6) 3.6 (1.6–8.2)  
 70–79 years 1,365 13 9.5 (4.4–14.6) 2.4 (1.0–6.0)  
BMI      
 <25 kg/m2 4,401 18 4.1 (2.3–5.9) 1.0 <0.001 
 25–30 kg/m2 2,878 31 10.8 (7.0–14.6) 3.4 (1.8–6.3)  
 >30 kg/m2 565 15 26.5 (13.3–39.7) 9.9 (4.5–21.4)  
No hypertension 3,221 14 4.3 (2.0–6.6) 1.0 0.011 
Hypertension 4,623 50 10.8 (7.8–13.8) 2.3 (1.2–4.3)  
No dyslipidemia 5,658 40 7.1 (4.9–9.3) 1.0 0.072 
Dyslipidemia 2,186 24 11.0 (6.6–15.4) 1.6 (1.0–2.8)  
Normouricemia 6,779 50 7.4 (5.4–9.4) 1.0 NS 
Hyperuricemia 1,065 14 13.1 (6.3–19.9) 1.7 (0.9–3.2)  
Nonsmokers 5,913 50 8.5 (6.2–10.8) 1.0 NS 
Smokers 1,931 14 7.3 (3.5–11.1) 0.9 (0.5–1.7)  
No/low alcohol 6,177 45 7.3 (5.2–9.4) 1.0 NS 
Moderate/high alcohol 1,667 19 11.4 (6.3–16.5) 1.8 (0.9–3.5)  
High physical activity 1,958 20 10.2 (5.7–14.7) 0.8 (0.5–1.4) NS 
Low physical activity 5,886 44 7.5 (5.3–9.7) 1.0  
No family history of diabetes 5,499 46 8.4 (6.0–10.8) 1.0 NS 
Family history of diabetes 2,345 18 7.7 (4.2–11.2) 1.0 (0.6–1.8)  
No IFG 7,174 37 5.2 (3.5–6.9) 1.0 <0.001 
IFG 670 27 40.3 (25.4–55.2) 10.9 (6.1–19.4)  
No IGT 7,190 47 6.5 (4.6–8.4) 1.0 <0.001 
IGT 654 17 26.0 (13.8–38.2) 4.4 (2.3–8.5)  

Unadjusted incidence rates are per 1,000 person-years. ORs and P values are derived from a logistic regression model adjusted for age and sex (except for the comparison between sexes, which was adjusted for age only, and the comparison between age-groups, which was adjusted for sex only).

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