Table 4.

Predictors of a New Depression Diagnosis Among Patients With Incident Diabetes and Matched Nondiabetic Patients

ParameterAge-Sex CoefficientaPValueAge-Sex-Visits CoefficientaPValue
PC=primary care.
a A positive coefficient indicates an increased likelihood of a depression diagnosis after the index date; a negative coefficient indicates a decreased likelihood.
b Age was centered around the mean of 57 years.
c Number of primary care visits was centered around the median of 6.
Incident diabetes0.724<.0010.113.23
Age
    Linearb0.007.040.002.59
    Quadratic0.0004.040.00008.64
Sex (male)−0.488<.001−0.570<.001
Number of PC visits
    Linearc−0.119<.001−0.119<.001
    Quadratic0.008<.0010.006<.001
Comorbidity score ≥11.061<.0010.496<.001
Enrollment ≤19 months−0.701.01−0.222.14
Interactions
    Incident diabetes * comorbidity score ≥1−0.723.01
    Incident diabetes * enrollment ≤19 months0.628.03
    Number of PC visits * enrollment ≤19 months0.094.0040.106<.001
Intercept−3.032−2.269