Original sentence: Critics also have noted the lower average undergraduate score attainment of students who matriculate to osteopathic medical schools -- GPA,  3.46 for osteopathic vs 3.64 for allopathic matriculants, and MCAT scores, an average of 24.6 for osteopathic vs 30.4 for allopathic matriculants
Edited sentence: Critics also have noted the fractionally lower average undergraduate score attainment of students who matriculate to osteopathic medical schools -- GPA,  3.46 for osteopathic vs 3.64 for allopathic matriculants, and MCAT scores, an average of 24.6 for osteopathic vs 30.4 for allopathic matriculants