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Table 3 Effect of the dietary support intervention versus the social support control condition; results are log values

From: Economic evaluation of a dietary intervention for adults with major depression (the “SMILES” trial)

  Model 1: glm (without adjustment)   Model 2: glm (adjusted)a   
Coefficient Std. Error 95% CI P value Coefficient Std. Error 95% CI P value
ITT (imputation used)
 QALYs 0.026 0.063 −0.097 0.150 0.675 0.017 0.066 −0.113 0.147 0.798
 Health sector costs −0.638 0.277 −1.182 −0.093 0.022 −0.605 0.262 −1.119 −0.091 0.021
 Societal costs −0.630 0.205 −1.032 −0.227 0.002 −0.676 0.195 −1.058 −0.293 0.001
Complete Cases
 QALYs 0.036 0.074 −0.108 0.181 0.623 0.039 0.078 −0.113 0.192 0.614
 Health sector costs −0.690 0.289 −1.255 −0.124 0.017 −0.603 0.269 −1.131 −0.075 0.025
 Societal costs −0.675 0.271 −1.206 −0.143 0.013 −0.535 0.249 −1.023 −0.046 0.032
  1. amodels with QALYs were adjusted for age and gender; cost models were adjusted for age, gender, baseline utility value and baseline cost