We examine associations of race and neighborhood poverty rate, including a race by poverty interaction term, with both outcomes.
The LPMs with fixed effects were used to calculate the DID and DID with and without the poverty interaction.
A statistically significant 3-way marital status by health insurance by poverty interaction effect on chemotherapy receipt was observed.
Including a poverty interaction term allowed us to examine the effect of PBF on equity of reported illness.
A significant race by poverty interaction (p < .001) was noted: poverty rate was associated with both outcomes among African Americans, but not whites.
Table 3 presents the number of patients and the percent with both outcomes by group as well as the adjusted race and poverty interaction effects.
A 3-way ethnicity by health insurance by poverty interaction effect on chemotherapy receipt was recently observed among people with non-localized colon cancer in California [ 8].
We explored a 3-way marital status by health insurance by poverty interaction effect on the receipt of chemotherapy among women with non-localized colon cancer.
We present 6 models: 1) empty model; 2) unadjusted race model; 3) unadjusted poverty model; 4) unadjusted race and poverty model; 5) adjusted race and poverty main effects model; and 6) adjusted race and poverty interaction model.
