Table 2. Relationships among Metabolic Hormone Levels, Age, Sex and BMI.
Each row represents a single regression analysis
a All models also included a term for time since sample was drawn (time of storage). A change of one unit of the predictor variables (age, female indicator) results in a change of the coefficient's size and direction in the transformed variable
b Square-root transformation used in these models
c Natural logarithm transformation used in these models
d Participants with diabetes were excluded (self-reported diagnosis, currently taking insulin or diabetic medications, or glucose >300 mg/dl)
DOI: 10.1371/journal.pmed.0010062.t002