Table 2.

Estimates Derived With the System of Equations

Equation (Dependent Variable)Coefficientt StatisticP Value
Note: The system of equations was estimated using 3-stage least squares (3SLS) analysis.
Equation 1 (healthy eating behavior)
    Constant5.607.23<.001
    Adherence2.023.74<.001
    Commitment1.044.76<.001
    Presence of chronic illness−0.28−1.20.23
    Education0.322.52.01
    Age0.034.57<.001
    Income0.161.98.047
    Sex0.723.25.001
Equation 2 (adherence)
    Constant0.534.61<.001
    Commitment0.192.39.02
    Trust1.049.48<.001
Equation 3 (commitment)
    Constant0.562.56.01
    Adherence1.489.26<.001
    Trust2.6314.32<.001
Equation 4 (trust)
    Constant0.174.25<.001
    Knowledge of patient0.146.87<.001
    Medical competence0.2411.62<.001
    Autonomy support0.3214.01<.001