FIGURE 1

Hospitalization rates of children diagnosed with a single CCC and children diagnosed with more than 1 CCC. Hospitalization rates were adjusted for race, ethnicity, gender, insurance status, median income of zip code, and region of the country. The change in hospitalization rate for children with a single CCC diagnosis was 5.59% per year-group (P < .05), and the change in hospitalization rate for children with more than 1 CCC diagnoses was 17.6% per year-group (P < .001).