Research Article

Low Birth Weight, Cumulative Obesity Dose, and the Risk of Incident Type 2 Diabetes

Table 3

Adjusted hazard ratios (AHRs) of developing diabetes using multivariate Cox regression analyses.

CharacteristicModel number 0Model number 1Model number 2Model number 3
AHR (95% CI) valueAHR (95% CI) valueAHR (95% CI) valueAHR (95% CI) value

Sex
Males versus females1.328 (1.072, 1.646)0.00951.483 (1.192, 1.843)0.00041.297 (1.046, 1.608)0.01771.329 (1.072, 1.647)0.0094
Birth weight
Low birth weight versus normal1.444 (0.966, 2.158)0.07321.686 (1.125, 2.526)0.01131.511 (1.010, 2.260)0.04441.522 (1.017, 2.277)0.0410
High birth weight versus normal1.101 (0.774, 1.567)0.59200.922 (0.647, 1.315)0.65481.013 (0.712, 1.442)0.94221.024 (0.719, 1.459)0.8947
Cumulative obesity dose1.080 (1.071, 1.088)<0.0001
Time-varying BMI1.098 (1.080, 1.117)<0.0001
Last BMI1.146 (1.084, 1.212)<0.0001
Model evaluation
AIC5940.7625716.3175851.1995922.872
BIC5952.2575731.6455866.5265938.200

Model number 1 included sex, birth weight, and cumulative obesity dose as covariates; model number 2 includes sex, birth weight, and time-varying BMI as covariates; model number 3 includes sex, birth weight, and last BMI as covariates.