Sentence examples for by adding interaction variables from inspiring English sources

We test this hypothesis by adding interaction variables between HHI and hospital Medicare and Medi-Cal penetration variables.

We further examine impacts of trade on the environment, adding interaction variables of trade.

In extended versions of the regression analyses demonstrated in Table 3, we added interaction variables between phthalate metabolites and sex.

Effect modification between diabetes and all potential confounding variables was assessed by adding interaction terms diabetes × confounding variable in the multivariate Cox proportional hazards regression models.

The interaction effect of FGF23 and other variables on the outcome was estimated by adding interaction terms between FGF23 categories assigned serial numerical codes and the status of other variables (below and above the median) to the relevant model.

Potential interactions between maternal urinary DAP concentrations (log-transformed continuous variables) and PON1 genotypes were explored by adding interaction terms.

All possible two-way interactions between statistically significant variables in the model were tested by adding interaction terms to the model.

Interaction was tested by adding interaction terms to the model.

After variables of interest were identified, we assessed for confounding by age, sex, and socioeconomic status by wealth index 9 as well as the presence of effect modification by adding interaction terms.

Third we assessed the interactions of the intervention according to the baseline scores for the outcome variables by adding interactions to the analysis of the main effect using GEE in order to examine in more detail the effects of the intervention program.

Multiplicative interaction was assessed by adding an interaction variable (HLA-SE* smoking) to the regression models.