TABLE 3

Multiple logistic regression analysis of baseline measures of β-cell function and risk of incident diabetes in the IRAS

Independent variableOR95% CIχ2P value
AIR0.320.22–0.4832.3<0.0001
Intact PI0.930.66–1.300.20.66
Split PI1.701.19–2.448.50.0036
Insulin1.140.94–1.381.80.18
  • Results are presented with AIR, intact PI, split PI, and insulin included in the same model, with adjustment for age, sex, ethnicity, clinic, BMI, IGT, and S1. ORs refer to risk of diabetes per SD increase in independent variable.