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Table 2 All-cause mortality rates (per 1,000 person-years) and relative risks for the US adult population by diabetes status and period

From: Mortality and excess risk in US adults with pre-diabetes and diabetes: a comparison of two nationally representative cohorts, 1988–2006

 

NHANES III

NHANES CTS

 

(1988-2001)

(1999-2006)

No Diabetes

  

Mortality Rate

7.81 (6.70-8.93)

6.04 (4.77-7.32) †

Relative Risk

1.00

1.00

Pre-Diabetes

  

Mortality Rate

11.19 (8.38-14.00)

14.02 (8.47-19.58)

Relative Risk

1.43 (1.12-1.74)

2.32 (1.24-3.40)

Diabetes

  

Mortality Rate

20.34 (16.00-24.67)

20.82 (13.10-28.54)

Relative Risk

2.60 (1.91-3.29)

3.45 (2.02-4.87)

Deaths

960

341

Person-years

67,526

30,989

  1. HbA1c: Hemoglobin A1c; No Diabetes is defined as HbA1c less than 5.7%; Pre-Diabetes is defined as HbA1c between 5.7 and 6.5%; Diabetes is defined as HbA1c above 6.5% or on treatment for diabetes. Sample includes persons ages 35-74 at baseline. Entry years are 1988-1994 with follow-up through 2001 for the earlier period and 1999-2002 with follow-up through 2006 for the later period. Mortality rates are age-standardized to the year 2000 Census population using age groups 35-54, 55-69 and 70-84. Relative risks are based on age-standardized mortality rates and are otherwise unadjusted. All estimates are weighted and account for complex survey design. Sources: National Health and Nutrition Examination Survey (NHANES) III and continuous (CTS).
  2. Significantly different (p < 0.05) compared with NHANES III.