Study Population
Our study was a single center cross-sectional study conducted at Nationwide Children’s Hospital from July 1, 2018 to February 28, 2019. All patients with ALL between the ages of 2-21 years who were 1-5 years post ALL diagnoses were eligible. There were no exclusion criteria. Subjects received chemotherapy according to various Children’s Oncology Group (COG) protocols, including AALL0031, AALL0434, AALL0932, AALL1131, and AALL1231. The Institutional Review Board at Nationwide Children’s Hospital approved this research study.