Figure 1.

The Degree to Which Characteristics Explain Chemotherapy Use

Parallel Boxplots of the Θ_i is and π_i's. The ratio of ΣΘ² and Σπ² forms ω and for the patient- and hospital referral region [HRR]-based analyses, respectively. The boxplots are of the 25th and 75th percentile, with the whiskers at 5 percent and 95 percent. The first three boxplots come from Model [3], and the HRR characteristics (HRR Chars.) boxplot comes from Model [4]. SES, socioeconomic status.