Hospital Information: Outpatient Cost to Charge Ratio - History CHILDRENS SPECIALIZED HOSP Click here to download this table. Ratio Effective Date 058.79% 1/1/2023 056.47% 1/1/2022 058.90% 1/1/2021 063.51% 1/1/2020 061.66% 1/1/2019 059.92% 1/1/2018 062.16% 1/1/2017 065.67% 1/1/2016 065.00% 1/1/2015