Skip to Main Content
Table 3—

RR (95% CI) of type 2 diabetes associated with a 5-unit increment in BMI during follow-up (1980–2000) and with a 5-kg increment in weight between age 18 years and the year 1980 among 78,419 women, stratified by ethnic group

Ethnic groups
WhiteAsianHispanicBlack
n 75,584 801 613 1,421 
Person-years of follow-up 1,254,454 11,671 9,248 19,427 
Incident cases of diabetes 3,624 49 48 123 
Change of BMI between 1980–2000     
    RR of BMI change (increments of 5 units,     multivariate model)* 1.96 (1.93–2.00)a 2.36 (1.83–3.04)a 2.21 (1.75–2.79)a 1.55 (1.36–1.77)b 
Change of weight between age 18 years and     the year 1980     
    Weight at age 18 years (kg) 57.3 ± 8.5 50.6 ± 7.4 53.4 ± 7.8 55.8 ± 8.2 
    BMI at age 18 years (kg/m221.3 ± 2.9 20.3 ± 2.6 20.7 ± 2.7 20.8 ± 3.1 
    Weight change since age 18 years until     1980 (kg) 7.6 ± 9.9 5.5 ± 7.6 8.8 ± 9.0 13.4 ± 10.9 
    RR of weight change (increments of 5 units), multivariate model 1.37 (1.35–1.38)a 1.84 (1.58–2.14)b 1.44 (1.26–1.63)a 1.38 (1.28–1.49)a 
Ethnic groups
WhiteAsianHispanicBlack
n 75,584 801 613 1,421 
Person-years of follow-up 1,254,454 11,671 9,248 19,427 
Incident cases of diabetes 3,624 49 48 123 
Change of BMI between 1980–2000     
    RR of BMI change (increments of 5 units,     multivariate model)* 1.96 (1.93–2.00)a 2.36 (1.83–3.04)a 2.21 (1.75–2.79)a 1.55 (1.36–1.77)b 
Change of weight between age 18 years and     the year 1980     
    Weight at age 18 years (kg) 57.3 ± 8.5 50.6 ± 7.4 53.4 ± 7.8 55.8 ± 8.2 
    BMI at age 18 years (kg/m221.3 ± 2.9 20.3 ± 2.6 20.7 ± 2.7 20.8 ± 3.1 
    Weight change since age 18 years until     1980 (kg) 7.6 ± 9.9 5.5 ± 7.6 8.8 ± 9.0 13.4 ± 10.9 
    RR of weight change (increments of 5 units), multivariate model 1.37 (1.35–1.38)a 1.84 (1.58–2.14)b 1.44 (1.26–1.63)a 1.38 (1.28–1.49)a 

*Adjusted for age (5-year categories), family history of diabetes, alcohol intake (</≥5 g/day), smoking status (current/noncurrent), moderate/vigorous exercise (0, 1–2, and 3+ h/week), and dietary score (below/above median).

Adjusted for age (5-year categories), BMI at age 18 (continuous), family history of diabetes, alcohol intake (</≥5 g/day), smoking status (current/non-current), moderate/vigorous exercise (0, 1–2, and 3+ h/week), and dietary score (below/above median) (updated variables).

a, b

Different letters indicate significant differences between groups.

Close Modal

or Create an Account

Close Modal
Close Modal