Comprehensive care reduced ( per @ child-years ) serious illnesses ( @ vs @ for usual care ; RR , @ -LSB- @ % CI , @-@ @ -RSB- ) , emergency department visits ( @ vs @ ; RR , @ -LSB- @ % CI , @-@ @ -RSB- ) , hospitalizations ( @ vs @ ; RR , @ -LSB- @ % CI , @-@ @ -RSB- ) , pediatric ICU admissions ( @ vs @ ; RR , @ -LSB- @ % CI , @-@ @ -RSB- ) , and number of days in a hospital ( @ vs @ ; RR , @ -LSB- @ % CI , @-@ @ -RSB- ) .